Home / 2,955,113.76-4,432,671.86-711,251.76

Finding the Fourth Proportional to 2,955,113.76, 4,432,671.86 and 711,251.76

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Solution

The fourth proportional to 2,955,113.76, 4,432,671.86 and 711,251.76 is: 1,066,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,113.76 : 4,432,671.86 = 711,251.76 : x
  2. Step 2: Convert to fraction form
    2,955,113.76/4,432,671.86 = 711,251.76/x
  3. Step 3: Cross multiply
    2,955,113.76x = 4,432,671.86 × 711,251.76
  4. Step 4: Simplify right side
    2,955,113.76x = 3,152,745,661,927.47
  5. Step 5: Solve for x
    x = 3,152,745,661,927.47/2,955,113.76
  6. Step 6: Final answer
    x = 1,066,877.93

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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.