Home / 1,370,158.29-1,890,760.32-758,253.83

Finding the Fourth Proportional to 1,370,158.29, 1,890,760.32 and 758,253.83

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Solution

The fourth proportional to 1,370,158.29, 1,890,760.32 and 758,253.83 is: 1,046,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,158.29 : 1,890,760.32 = 758,253.83 : x
  2. Step 2: Convert to fraction form
    1,370,158.29/1,890,760.32 = 758,253.83/x
  3. Step 3: Cross multiply
    1,370,158.29x = 1,890,760.32 × 758,253.83
  4. Step 4: Simplify right side
    1,370,158.29x = 1,433,676,244,798.22
  5. Step 5: Solve for x
    x = 1,433,676,244,798.22/1,370,158.29
  6. Step 6: Final answer
    x = 1,046,358.11

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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.