Home / 1,124,047.60-1,686,071.40-650,489.20

Finding the Fourth Proportional to 1,124,047.60, 1,686,071.40 and 650,489.20

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Solution

The fourth proportional to 1,124,047.60, 1,686,071.40 and 650,489.20 is: 975,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,047.60 : 1,686,071.40 = 650,489.20 : x
  2. Step 2: Convert to fraction form
    1,124,047.60/1,686,071.40 = 650,489.20/x
  3. Step 3: Cross multiply
    1,124,047.60x = 1,686,071.40 × 650,489.20
  4. Step 4: Simplify right side
    1,124,047.60x = 1,096,771,236,128.88
  5. Step 5: Solve for x
    x = 1,096,771,236,128.88/1,124,047.60
  6. Step 6: Final answer
    x = 975,733.80

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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.