Home / 1,020,351.36-1,531,118.46-514,951.86

Finding the Fourth Proportional to 1,020,351.36, 1,531,118.46 and 514,951.86

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Solution

The fourth proportional to 1,020,351.36, 1,531,118.46 and 514,951.86 is: 772,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,351.36 : 1,531,118.46 = 514,951.86 : x
  2. Step 2: Convert to fraction form
    1,020,351.36/1,531,118.46 = 514,951.86/x
  3. Step 3: Cross multiply
    1,020,351.36x = 1,531,118.46 × 514,951.86
  4. Step 4: Simplify right side
    1,020,351.36x = 788,452,298,857.34
  5. Step 5: Solve for x
    x = 788,452,298,857.34/1,020,351.36
  6. Step 6: Final answer
    x = 772,726.27

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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.