Home / 4,258,658.40-6,388,570.80-1,418,474.40

Finding the Fourth Proportional to 4,258,658.40, 6,388,570.80 and 1,418,474.40

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Solution

The fourth proportional to 4,258,658.40, 6,388,570.80 and 1,418,474.40 is: 2,127,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258,658.40 : 6,388,570.80 = 1,418,474.40 : x
  2. Step 2: Convert to fraction form
    4,258,658.40/6,388,570.80 = 1,418,474.40/x
  3. Step 3: Cross multiply
    4,258,658.40x = 6,388,570.80 × 1,418,474.40
  4. Step 4: Simplify right side
    4,258,658.40x = 9,062,024,132,387.52
  5. Step 5: Solve for x
    x = 9,062,024,132,387.52/4,258,658.40
  6. Step 6: Final answer
    x = 2,127,905.85

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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.