Home / 1,098,261.10-1,648,375.80-948,670.30

Finding the Fourth Proportional to 1,098,261.10, 1,648,375.80 and 948,670.30

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Solution

The fourth proportional to 1,098,261.10, 1,648,375.80 and 948,670.30 is: 1,423,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,261.10 : 1,648,375.80 = 948,670.30 : x
  2. Step 2: Convert to fraction form
    1,098,261.10/1,648,375.80 = 948,670.30/x
  3. Step 3: Cross multiply
    1,098,261.10x = 1,648,375.80 × 948,670.30
  4. Step 4: Simplify right side
    1,098,261.10x = 1,563,765,164,698.74
  5. Step 5: Solve for x
    x = 1,563,765,164,698.74/1,098,261.10
  6. Step 6: Final answer
    x = 1,423,855.55

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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.