Home / 1,120,947.82-1,547,118.95-702,037.71

Finding the Fourth Proportional to 1,120,947.82, 1,547,118.95 and 702,037.71

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Solution

The fourth proportional to 1,120,947.82, 1,547,118.95 and 702,037.71 is: 968,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,947.82 : 1,547,118.95 = 702,037.71 : x
  2. Step 2: Convert to fraction form
    1,120,947.82/1,547,118.95 = 702,037.71/x
  3. Step 3: Cross multiply
    1,120,947.82x = 1,547,118.95 × 702,037.71
  4. Step 4: Simplify right side
    1,120,947.82x = 1,086,135,841,245.42
  5. Step 5: Solve for x
    x = 1,086,135,841,245.42/1,120,947.82
  6. Step 6: Final answer
    x = 968,944.16

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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.