Home / 4,752,083.20-7,126,742.40-2,623,187.20

Finding the Fourth Proportional to 4,752,083.20, 7,126,742.40 and 2,623,187.20

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Solution

The fourth proportional to 4,752,083.20, 7,126,742.40 and 2,623,187.20 is: 3,934,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,083.20 : 7,126,742.40 = 2,623,187.20 : x
  2. Step 2: Convert to fraction form
    4,752,083.20/7,126,742.40 = 2,623,187.20/x
  3. Step 3: Cross multiply
    4,752,083.20x = 7,126,742.40 × 2,623,187.20
  4. Step 4: Simplify right side
    4,752,083.20x = 18,694,779,441,377.28
  5. Step 5: Solve for x
    x = 18,694,779,441,377.28/4,752,083.20
  6. Step 6: Final answer
    x = 3,934,017.70

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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.