Home / 1,355,763.92-1,870,944.36-752,151.92

Finding the Fourth Proportional to 1,355,763.92, 1,870,944.36 and 752,151.92

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Solution

The fourth proportional to 1,355,763.92, 1,870,944.36 and 752,151.92 is: 1,037,964.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,763.92 : 1,870,944.36 = 752,151.92 : x
  2. Step 2: Convert to fraction form
    1,355,763.92/1,870,944.36 = 752,151.92/x
  3. Step 3: Cross multiply
    1,355,763.92x = 1,870,944.36 × 752,151.92
  4. Step 4: Simplify right side
    1,355,763.92x = 1,407,234,392,587.17
  5. Step 5: Solve for x
    x = 1,407,234,392,587.17/1,355,763.92
  6. Step 6: Final answer
    x = 1,037,964.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.