Home / 1,100,521.10-1,648,016.85-879,337.10

Finding the Fourth Proportional to 1,100,521.10, 1,648,016.85 and 879,337.10

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Solution

The fourth proportional to 1,100,521.10, 1,648,016.85 and 879,337.10 is: 1,316,796.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,521.10 : 1,648,016.85 = 879,337.10 : x
  2. Step 2: Convert to fraction form
    1,100,521.10/1,648,016.85 = 879,337.10/x
  3. Step 3: Cross multiply
    1,100,521.10x = 1,648,016.85 × 879,337.10
  4. Step 4: Simplify right side
    1,100,521.10x = 1,449,162,357,630.14
  5. Step 5: Solve for x
    x = 1,449,162,357,630.14/1,100,521.10
  6. Step 6: Final answer
    x = 1,316,796.52

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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.