Home / 2,146,670-3,220,585.76-726,726.24

Finding the Fourth Proportional to 2,146,670, 3,220,585.76 and 726,726.24

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Solution

The fourth proportional to 2,146,670, 3,220,585.76 and 726,726.24 is: 1,090,285.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,670 : 3,220,585.76 = 726,726.24 : x
  2. Step 2: Convert to fraction form
    2,146,670/3,220,585.76 = 726,726.24/x
  3. Step 3: Cross multiply
    2,146,670x = 3,220,585.76 × 726,726.24
  4. Step 4: Simplify right side
    2,146,670x = 2,340,484,179,962.34
  5. Step 5: Solve for x
    x = 2,340,484,179,962.34/2,146,670
  6. Step 6: Final answer
    x = 1,090,285.97

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Double scale
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Similar ratio
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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.