Home / 4,984,605.40-7,476,908.10-4,187,443.90

Finding the Fourth Proportional to 4,984,605.40, 7,476,908.10 and 4,187,443.90

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Solution

The fourth proportional to 4,984,605.40, 7,476,908.10 and 4,187,443.90 is: 6,281,165.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984,605.40 : 7,476,908.10 = 4,187,443.90 : x
  2. Step 2: Convert to fraction form
    4,984,605.40/7,476,908.10 = 4,187,443.90/x
  3. Step 3: Cross multiply
    4,984,605.40x = 7,476,908.10 × 4,187,443.90
  4. Step 4: Simplify right side
    4,984,605.40x = 31,309,133,214,205.59
  5. Step 5: Solve for x
    x = 31,309,133,214,205.59/4,984,605.40
  6. Step 6: Final answer
    x = 6,281,165.85

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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.