Home / 1,079,712.50-1,620,565.06-547,607.20

Finding the Fourth Proportional to 1,079,712.50, 1,620,565.06 and 547,607.20

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Solution

The fourth proportional to 1,079,712.50, 1,620,565.06 and 547,607.20 is: 821,916.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,712.50 : 1,620,565.06 = 547,607.20 : x
  2. Step 2: Convert to fraction form
    1,079,712.50/1,620,565.06 = 547,607.20/x
  3. Step 3: Cross multiply
    1,079,712.50x = 1,620,565.06 × 547,607.20
  4. Step 4: Simplify right side
    1,079,712.50x = 887,433,094,924.43
  5. Step 5: Solve for x
    x = 887,433,094,924.43/1,079,712.50
  6. Step 6: Final answer
    x = 821,916.11

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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.