Home / 1,332,711-1,999,064.91-434,151.30

Finding the Fourth Proportional to 1,332,711, 1,999,064.91 and 434,151.30

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Solution

The fourth proportional to 1,332,711, 1,999,064.91 and 434,151.30 is: 651,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,711 : 1,999,064.91 = 434,151.30 : x
  2. Step 2: Convert to fraction form
    1,332,711/1,999,064.91 = 434,151.30/x
  3. Step 3: Cross multiply
    1,332,711x = 1,999,064.91 × 434,151.30
  4. Step 4: Simplify right side
    1,332,711x = 867,896,629,460.88
  5. Step 5: Solve for x
    x = 867,896,629,460.88/1,332,711
  6. Step 6: Final answer
    x = 651,226.43

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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.