Home / 1,019,867.10-1,530,979.20-547,475.10

Finding the Fourth Proportional to 1,019,867.10, 1,530,979.20 and 547,475.10

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Solution

The fourth proportional to 1,019,867.10, 1,530,979.20 and 547,475.10 is: 821,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,867.10 : 1,530,979.20 = 547,475.10 : x
  2. Step 2: Convert to fraction form
    1,019,867.10/1,530,979.20 = 547,475.10/x
  3. Step 3: Cross multiply
    1,019,867.10x = 1,530,979.20 × 547,475.10
  4. Step 4: Simplify right side
    1,019,867.10x = 838,172,990,617.92
  5. Step 5: Solve for x
    x = 838,172,990,617.92/1,019,867.10
  6. Step 6: Final answer
    x = 821,845.31

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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.