Home / 3,118,062.24-4,677,224.56-988,230.40

Finding the Fourth Proportional to 3,118,062.24, 4,677,224.56 and 988,230.40

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Solution

The fourth proportional to 3,118,062.24, 4,677,224.56 and 988,230.40 is: 1,482,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,062.24 : 4,677,224.56 = 988,230.40 : x
  2. Step 2: Convert to fraction form
    3,118,062.24/4,677,224.56 = 988,230.40/x
  3. Step 3: Cross multiply
    3,118,062.24x = 4,677,224.56 × 988,230.40
  4. Step 4: Simplify right side
    3,118,062.24x = 4,622,175,497,818.62
  5. Step 5: Solve for x
    x = 4,622,175,497,818.62/3,118,062.24
  6. Step 6: Final answer
    x = 1,482,387.18

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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.