Home / 1,170,024.80-1,755,037.20-719,284.10

Finding the Fourth Proportional to 1,170,024.80, 1,755,037.20 and 719,284.10

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Solution

The fourth proportional to 1,170,024.80, 1,755,037.20 and 719,284.10 is: 1,078,926.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,024.80 : 1,755,037.20 = 719,284.10 : x
  2. Step 2: Convert to fraction form
    1,170,024.80/1,755,037.20 = 719,284.10/x
  3. Step 3: Cross multiply
    1,170,024.80x = 1,755,037.20 × 719,284.10
  4. Step 4: Simplify right side
    1,170,024.80x = 1,262,370,352,868.52
  5. Step 5: Solve for x
    x = 1,262,370,352,868.52/1,170,024.80
  6. Step 6: Final answer
    x = 1,078,926.15

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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.