Home / 1,158,211.20-1,737,230.40-484,118.40

Finding the Fourth Proportional to 1,158,211.20, 1,737,230.40 and 484,118.40

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Solution

The fourth proportional to 1,158,211.20, 1,737,230.40 and 484,118.40 is: 726,141.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,211.20 : 1,737,230.40 = 484,118.40 : x
  2. Step 2: Convert to fraction form
    1,158,211.20/1,737,230.40 = 484,118.40/x
  3. Step 3: Cross multiply
    1,158,211.20x = 1,737,230.40 × 484,118.40
  4. Step 4: Simplify right side
    1,158,211.20x = 841,025,201,679.36
  5. Step 5: Solve for x
    x = 841,025,201,679.36/1,158,211.20
  6. Step 6: Final answer
    x = 726,141.49

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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.