Home / 1,158,119.63-1,737,411.63-399,988.90

Finding the Fourth Proportional to 1,158,119.63, 1,737,411.63 and 399,988.90

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Solution

The fourth proportional to 1,158,119.63, 1,737,411.63 and 399,988.90 is: 600,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,119.63 : 1,737,411.63 = 399,988.90 : x
  2. Step 2: Convert to fraction form
    1,158,119.63/1,737,411.63 = 399,988.90/x
  3. Step 3: Cross multiply
    1,158,119.63x = 1,737,411.63 × 399,988.90
  4. Step 4: Simplify right side
    1,158,119.63x = 694,945,366,730.91
  5. Step 5: Solve for x
    x = 694,945,366,730.91/1,158,119.63
  6. Step 6: Final answer
    x = 600,063.54

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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.