Home / 1,710,205.38-2,359,055.13-1,129,433.85

Finding the Fourth Proportional to 1,710,205.38, 2,359,055.13 and 1,129,433.85

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Solution

The fourth proportional to 1,710,205.38, 2,359,055.13 and 1,129,433.85 is: 1,557,939.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,205.38 : 2,359,055.13 = 1,129,433.85 : x
  2. Step 2: Convert to fraction form
    1,710,205.38/2,359,055.13 = 1,129,433.85/x
  3. Step 3: Cross multiply
    1,710,205.38x = 2,359,055.13 × 1,129,433.85
  4. Step 4: Simplify right side
    1,710,205.38x = 2,664,396,717,838.15
  5. Step 5: Solve for x
    x = 2,664,396,717,838.15/1,710,205.38
  6. Step 6: Final answer
    x = 1,557,939.62

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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.