Home / 1,158,260.20-1,737,620.70-972,557.80

Finding the Fourth Proportional to 1,158,260.20, 1,737,620.70 and 972,557.80

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Solution

The fourth proportional to 1,158,260.20, 1,737,620.70 and 972,557.80 is: 1,459,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,260.20 : 1,737,620.70 = 972,557.80 : x
  2. Step 2: Convert to fraction form
    1,158,260.20/1,737,620.70 = 972,557.80/x
  3. Step 3: Cross multiply
    1,158,260.20x = 1,737,620.70 × 972,557.80
  4. Step 4: Simplify right side
    1,158,260.20x = 1,689,936,565,226.46
  5. Step 5: Solve for x
    x = 1,689,936,565,226.46/1,158,260.20
  6. Step 6: Final answer
    x = 1,459,030.16

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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.