Home / 2,887,538.76-3,984,755.13-1,598,351.40

Finding the Fourth Proportional to 2,887,538.76, 3,984,755.13 and 1,598,351.40

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Solution

The fourth proportional to 2,887,538.76, 3,984,755.13 and 1,598,351.40 is: 2,205,698.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,538.76 : 3,984,755.13 = 1,598,351.40 : x
  2. Step 2: Convert to fraction form
    2,887,538.76/3,984,755.13 = 1,598,351.40/x
  3. Step 3: Cross multiply
    2,887,538.76x = 3,984,755.13 × 1,598,351.40
  4. Step 4: Simplify right side
    2,887,538.76x = 6,369,038,940,692.68
  5. Step 5: Solve for x
    x = 6,369,038,940,692.68/2,887,538.76
  6. Step 6: Final answer
    x = 2,205,698.16

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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.