Home / 1,377,524.80-1,901,019.36-757,322.38

Finding the Fourth Proportional to 1,377,524.80, 1,901,019.36 and 757,322.38

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Solution

The fourth proportional to 1,377,524.80, 1,901,019.36 and 757,322.38 is: 1,045,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,524.80 : 1,901,019.36 = 757,322.38 : x
  2. Step 2: Convert to fraction form
    1,377,524.80/1,901,019.36 = 757,322.38/x
  3. Step 3: Cross multiply
    1,377,524.80x = 1,901,019.36 × 757,322.38
  4. Step 4: Simplify right side
    1,377,524.80x = 1,439,684,506,141.28
  5. Step 5: Solve for x
    x = 1,439,684,506,141.28/1,377,524.80
  6. Step 6: Final answer
    x = 1,045,124.20

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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.