Home / 1,044,997.20-1,567,495.80-646,088.40

Finding the Fourth Proportional to 1,044,997.20, 1,567,495.80 and 646,088.40

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Solution

The fourth proportional to 1,044,997.20, 1,567,495.80 and 646,088.40 is: 969,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,997.20 : 1,567,495.80 = 646,088.40 : x
  2. Step 2: Convert to fraction form
    1,044,997.20/1,567,495.80 = 646,088.40/x
  3. Step 3: Cross multiply
    1,044,997.20x = 1,567,495.80 × 646,088.40
  4. Step 4: Simplify right side
    1,044,997.20x = 1,012,740,853,428.72
  5. Step 5: Solve for x
    x = 1,012,740,853,428.72/1,044,997.20
  6. Step 6: Final answer
    x = 969,132.60

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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.