Home / 4,890,000.80-7,335,001.20-3,083,101.40

Finding the Fourth Proportional to 4,890,000.80, 7,335,001.20 and 3,083,101.40

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Solution

The fourth proportional to 4,890,000.80, 7,335,001.20 and 3,083,101.40 is: 4,624,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,000.80 : 7,335,001.20 = 3,083,101.40 : x
  2. Step 2: Convert to fraction form
    4,890,000.80/7,335,001.20 = 3,083,101.40/x
  3. Step 3: Cross multiply
    4,890,000.80x = 7,335,001.20 × 3,083,101.40
  4. Step 4: Simplify right side
    4,890,000.80x = 22,614,552,468,721.68
  5. Step 5: Solve for x
    x = 22,614,552,468,721.68/4,890,000.80
  6. Step 6: Final answer
    x = 4,624,652.10

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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.