Home / 3,397,691.34-4,688,925.57-1,947,661.20

Finding the Fourth Proportional to 3,397,691.34, 4,688,925.57 and 1,947,661.20

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Solution

The fourth proportional to 3,397,691.34, 4,688,925.57 and 1,947,661.20 is: 2,687,836.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,691.34 : 4,688,925.57 = 1,947,661.20 : x
  2. Step 2: Convert to fraction form
    3,397,691.34/4,688,925.57 = 1,947,661.20/x
  3. Step 3: Cross multiply
    3,397,691.34x = 4,688,925.57 × 1,947,661.20
  4. Step 4: Simplify right side
    3,397,691.34x = 9,132,438,402,376.89
  5. Step 5: Solve for x
    x = 9,132,438,402,376.89/3,397,691.34
  6. Step 6: Final answer
    x = 2,687,836.38

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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.