Home / 1,005,964.13-1,505,647.58-549,856.78

Finding the Fourth Proportional to 1,005,964.13, 1,505,647.58 and 549,856.78

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Solution

The fourth proportional to 1,005,964.13, 1,505,647.58 and 549,856.78 is: 822,982.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,964.13 : 1,505,647.58 = 549,856.78 : x
  2. Step 2: Convert to fraction form
    1,005,964.13/1,505,647.58 = 549,856.78/x
  3. Step 3: Cross multiply
    1,005,964.13x = 1,505,647.58 × 549,856.78
  4. Step 4: Simplify right side
    1,005,964.13x = 827,890,523,640.19
  5. Step 5: Solve for x
    x = 827,890,523,640.19/1,005,964.13
  6. Step 6: Final answer
    x = 822,982.15

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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.