Home / 1,158,217.20-1,737,239.40-484,124.40

Finding the Fourth Proportional to 1,158,217.20, 1,737,239.40 and 484,124.40

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Solution

The fourth proportional to 1,158,217.20, 1,737,239.40 and 484,124.40 is: 726,150.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,217.20 : 1,737,239.40 = 484,124.40 : x
  2. Step 2: Convert to fraction form
    1,158,217.20/1,737,239.40 = 484,124.40/x
  3. Step 3: Cross multiply
    1,158,217.20x = 1,737,239.40 × 484,124.40
  4. Step 4: Simplify right side
    1,158,217.20x = 841,039,982,181.36
  5. Step 5: Solve for x
    x = 841,039,982,181.36/1,158,217.20
  6. Step 6: Final answer
    x = 726,150.49

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Double scale
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1.5x scale

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.