Home / 2,882,478.92-3,977,821.80-1,575,736.70

Finding the Fourth Proportional to 2,882,478.92, 3,977,821.80 and 1,575,736.70

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Solution

The fourth proportional to 2,882,478.92, 3,977,821.80 and 1,575,736.70 is: 2,174,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882,478.92 : 3,977,821.80 = 1,575,736.70 : x
  2. Step 2: Convert to fraction form
    2,882,478.92/3,977,821.80 = 1,575,736.70/x
  3. Step 3: Cross multiply
    2,882,478.92x = 3,977,821.80 × 1,575,736.70
  4. Step 4: Simplify right side
    2,882,478.92x = 6,267,999,776,430.95
  5. Step 5: Solve for x
    x = 6,267,999,776,430.95/2,882,478.92
  6. Step 6: Final answer
    x = 2,174,517.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.