Home / 3,679,765.40-5,517,679.80-1,547,440.40

Finding the Fourth Proportional to 3,679,765.40, 5,517,679.80 and 1,547,440.40

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Solution

The fourth proportional to 3,679,765.40, 5,517,679.80 and 1,547,440.40 is: 2,320,332.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,765.40 : 5,517,679.80 = 1,547,440.40 : x
  2. Step 2: Convert to fraction form
    3,679,765.40/5,517,679.80 = 1,547,440.40/x
  3. Step 3: Cross multiply
    3,679,765.40x = 5,517,679.80 × 1,547,440.40
  4. Step 4: Simplify right side
    3,679,765.40x = 8,538,280,636,783.92
  5. Step 5: Solve for x
    x = 8,538,280,636,783.92/3,679,765.40
  6. Step 6: Final answer
    x = 2,320,332.88

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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.