Home / 1,480,798.17-2,220,916.23-721,876.37

Finding the Fourth Proportional to 1,480,798.17, 2,220,916.23 and 721,876.37

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Solution

The fourth proportional to 1,480,798.17, 2,220,916.23 and 721,876.37 is: 1,082,677.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,798.17 : 2,220,916.23 = 721,876.37 : x
  2. Step 2: Convert to fraction form
    1,480,798.17/2,220,916.23 = 721,876.37/x
  3. Step 3: Cross multiply
    1,480,798.17x = 2,220,916.23 × 721,876.37
  4. Step 4: Simplify right side
    1,480,798.17x = 1,603,226,935,081.90
  5. Step 5: Solve for x
    x = 1,603,226,935,081.90/1,480,798.17
  6. Step 6: Final answer
    x = 1,082,677.55

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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.