Home / 1,818,480.09-2,509,520-1,002,712.69

Finding the Fourth Proportional to 1,818,480.09, 2,509,520 and 1,002,712.69

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Solution

The fourth proportional to 1,818,480.09, 2,509,520 and 1,002,712.69 is: 1,383,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,480.09 : 2,509,520 = 1,002,712.69 : x
  2. Step 2: Convert to fraction form
    1,818,480.09/2,509,520 = 1,002,712.69/x
  3. Step 3: Cross multiply
    1,818,480.09x = 2,509,520 × 1,002,712.69
  4. Step 4: Simplify right side
    1,818,480.09x = 2,516,327,549,808.80
  5. Step 5: Solve for x
    x = 2,516,327,549,808.80/1,818,480.09
  6. Step 6: Final answer
    x = 1,383,753.15

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Double scale
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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.