Home / 1,107,318.60-1,660,977.90-602,121.60

Finding the Fourth Proportional to 1,107,318.60, 1,660,977.90 and 602,121.60

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Solution

The fourth proportional to 1,107,318.60, 1,660,977.90 and 602,121.60 is: 903,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,318.60 : 1,660,977.90 = 602,121.60 : x
  2. Step 2: Convert to fraction form
    1,107,318.60/1,660,977.90 = 602,121.60/x
  3. Step 3: Cross multiply
    1,107,318.60x = 1,660,977.90 × 602,121.60
  4. Step 4: Simplify right side
    1,107,318.60x = 1,000,110,670,712.64
  5. Step 5: Solve for x
    x = 1,000,110,670,712.64/1,107,318.60
  6. Step 6: Final answer
    x = 903,182.40

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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.