Home / 3,056,312.98-4,217,732.13-1,911,063.70

Finding the Fourth Proportional to 3,056,312.98, 4,217,732.13 and 1,911,063.70

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Solution

The fourth proportional to 3,056,312.98, 4,217,732.13 and 1,911,063.70 is: 2,637,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,312.98 : 4,217,732.13 = 1,911,063.70 : x
  2. Step 2: Convert to fraction form
    3,056,312.98/4,217,732.13 = 1,911,063.70/x
  3. Step 3: Cross multiply
    3,056,312.98x = 4,217,732.13 × 1,911,063.70
  4. Step 4: Simplify right side
    3,056,312.98x = 8,060,354,769,966.68
  5. Step 5: Solve for x
    x = 8,060,354,769,966.68/3,056,312.98
  6. Step 6: Final answer
    x = 2,637,280.55

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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.