Home / 3,060,746.80-4,591,120.20-1,381,130.80

Finding the Fourth Proportional to 3,060,746.80, 4,591,120.20 and 1,381,130.80

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Solution

The fourth proportional to 3,060,746.80, 4,591,120.20 and 1,381,130.80 is: 2,071,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060,746.80 : 4,591,120.20 = 1,381,130.80 : x
  2. Step 2: Convert to fraction form
    3,060,746.80/4,591,120.20 = 1,381,130.80/x
  3. Step 3: Cross multiply
    3,060,746.80x = 4,591,120.20 × 1,381,130.80
  4. Step 4: Simplify right side
    3,060,746.80x = 6,340,937,514,722.16
  5. Step 5: Solve for x
    x = 6,340,937,514,722.16/3,060,746.80
  6. Step 6: Final answer
    x = 2,071,696.20

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Similar ratio
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1.5x scale

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.