Home / 2,112,729.60-3,169,094.40-975,489.60

Finding the Fourth Proportional to 2,112,729.60, 3,169,094.40 and 975,489.60

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Solution

The fourth proportional to 2,112,729.60, 3,169,094.40 and 975,489.60 is: 1,463,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,729.60 : 3,169,094.40 = 975,489.60 : x
  2. Step 2: Convert to fraction form
    2,112,729.60/3,169,094.40 = 975,489.60/x
  3. Step 3: Cross multiply
    2,112,729.60x = 3,169,094.40 × 975,489.60
  4. Step 4: Simplify right side
    2,112,729.60x = 3,091,418,628,618.24
  5. Step 5: Solve for x
    x = 3,091,418,628,618.24/2,112,729.60
  6. Step 6: Final answer
    x = 1,463,234.40

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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.