Home / 1,377,864.41-1,901,574.01-757,778.83

Finding the Fourth Proportional to 1,377,864.41, 1,901,574.01 and 757,778.83

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Solution

The fourth proportional to 1,377,864.41, 1,901,574.01 and 757,778.83 is: 1,045,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,864.41 : 1,901,574.01 = 757,778.83 : x
  2. Step 2: Convert to fraction form
    1,377,864.41/1,901,574.01 = 757,778.83/x
  3. Step 3: Cross multiply
    1,377,864.41x = 1,901,574.01 × 757,778.83
  4. Step 4: Simplify right side
    1,377,864.41x = 1,440,972,524,649.50
  5. Step 5: Solve for x
    x = 1,440,972,524,649.50/1,377,864.41
  6. Step 6: Final answer
    x = 1,045,801.40

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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.