Home / 2,854,680.75-4,282,501.10-1,415,435.18

Finding the Fourth Proportional to 2,854,680.75, 4,282,501.10 and 1,415,435.18

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Solution

The fourth proportional to 2,854,680.75, 4,282,501.10 and 1,415,435.18 is: 2,123,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,680.75 : 4,282,501.10 = 1,415,435.18 : x
  2. Step 2: Convert to fraction form
    2,854,680.75/4,282,501.10 = 1,415,435.18/x
  3. Step 3: Cross multiply
    2,854,680.75x = 4,282,501.10 × 1,415,435.18
  4. Step 4: Simplify right side
    2,854,680.75x = 6,061,602,718,957.78
  5. Step 5: Solve for x
    x = 6,061,602,718,957.78/2,854,680.75
  6. Step 6: Final answer
    x = 2,123,390.76

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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.