Home / 1,513,572.39-2,088,746.19-825,238.62

Finding the Fourth Proportional to 1,513,572.39, 2,088,746.19 and 825,238.62

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Solution

The fourth proportional to 1,513,572.39, 2,088,746.19 and 825,238.62 is: 1,138,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,572.39 : 2,088,746.19 = 825,238.62 : x
  2. Step 2: Convert to fraction form
    1,513,572.39/2,088,746.19 = 825,238.62/x
  3. Step 3: Cross multiply
    1,513,572.39x = 2,088,746.19 × 825,238.62
  4. Step 4: Simplify right side
    1,513,572.39x = 1,723,714,023,365.86
  5. Step 5: Solve for x
    x = 1,723,714,023,365.86/1,513,572.39
  6. Step 6: Final answer
    x = 1,138,838.18

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.