Home / 1,107,684.10-1,661,526.15-708,775.30

Finding the Fourth Proportional to 1,107,684.10, 1,661,526.15 and 708,775.30

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Solution

The fourth proportional to 1,107,684.10, 1,661,526.15 and 708,775.30 is: 1,063,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,684.10 : 1,661,526.15 = 708,775.30 : x
  2. Step 2: Convert to fraction form
    1,107,684.10/1,661,526.15 = 708,775.30/x
  3. Step 3: Cross multiply
    1,107,684.10x = 1,661,526.15 × 708,775.30
  4. Step 4: Simplify right side
    1,107,684.10x = 1,177,648,695,424.10
  5. Step 5: Solve for x
    x = 1,177,648,695,424.10/1,107,684.10
  6. Step 6: Final answer
    x = 1,063,162.95

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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.