Home / 1,092,128.70-1,637,901.45-382,082.70

Finding the Fourth Proportional to 1,092,128.70, 1,637,901.45 and 382,082.70

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Solution

The fourth proportional to 1,092,128.70, 1,637,901.45 and 382,082.70 is: 573,022.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,128.70 : 1,637,901.45 = 382,082.70 : x
  2. Step 2: Convert to fraction form
    1,092,128.70/1,637,901.45 = 382,082.70/x
  3. Step 3: Cross multiply
    1,092,128.70x = 1,637,901.45 × 382,082.70
  4. Step 4: Simplify right side
    1,092,128.70x = 625,813,808,349.92
  5. Step 5: Solve for x
    x = 625,813,808,349.92/1,092,128.70
  6. Step 6: Final answer
    x = 573,022.03

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1.5x scale

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.