Home / 1,316,362.92-1,974,153.15-558,193.20

Finding the Fourth Proportional to 1,316,362.92, 1,974,153.15 and 558,193.20

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Solution

The fourth proportional to 1,316,362.92, 1,974,153.15 and 558,193.20 is: 837,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,362.92 : 1,974,153.15 = 558,193.20 : x
  2. Step 2: Convert to fraction form
    1,316,362.92/1,974,153.15 = 558,193.20/x
  3. Step 3: Cross multiply
    1,316,362.92x = 1,974,153.15 × 558,193.20
  4. Step 4: Simplify right side
    1,316,362.92x = 1,101,958,864,088.58
  5. Step 5: Solve for x
    x = 1,101,958,864,088.58/1,316,362.92
  6. Step 6: Final answer
    x = 837,123.90

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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.