Home / 3,559,021.60-5,338,532.40-899,629.60

Finding the Fourth Proportional to 3,559,021.60, 5,338,532.40 and 899,629.60

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Solution

The fourth proportional to 3,559,021.60, 5,338,532.40 and 899,629.60 is: 1,349,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,021.60 : 5,338,532.40 = 899,629.60 : x
  2. Step 2: Convert to fraction form
    3,559,021.60/5,338,532.40 = 899,629.60/x
  3. Step 3: Cross multiply
    3,559,021.60x = 5,338,532.40 × 899,629.60
  4. Step 4: Simplify right side
    3,559,021.60x = 4,802,701,767,599.04
  5. Step 5: Solve for x
    x = 4,802,701,767,599.04/3,559,021.60
  6. Step 6: Final answer
    x = 1,349,444.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.