Home / 2,475,685.14-3,713,129.15-678,148.52

Finding the Fourth Proportional to 2,475,685.14, 3,713,129.15 and 678,148.52

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Solution

The fourth proportional to 2,475,685.14, 3,713,129.15 and 678,148.52 is: 1,017,113.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475,685.14 : 3,713,129.15 = 678,148.52 : x
  2. Step 2: Convert to fraction form
    2,475,685.14/3,713,129.15 = 678,148.52/x
  3. Step 3: Cross multiply
    2,475,685.14x = 3,713,129.15 × 678,148.52
  4. Step 4: Simplify right side
    2,475,685.14x = 2,518,053,015,684.97
  5. Step 5: Solve for x
    x = 2,518,053,015,684.97/2,475,685.14
  6. Step 6: Final answer
    x = 1,017,113.60

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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.