Home / 1,796,340.10-2,694,510.15-1,666,432.30

Finding the Fourth Proportional to 1,796,340.10, 2,694,510.15 and 1,666,432.30

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Solution

The fourth proportional to 1,796,340.10, 2,694,510.15 and 1,666,432.30 is: 2,499,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,340.10 : 2,694,510.15 = 1,666,432.30 : x
  2. Step 2: Convert to fraction form
    1,796,340.10/2,694,510.15 = 1,666,432.30/x
  3. Step 3: Cross multiply
    1,796,340.10x = 2,694,510.15 × 1,666,432.30
  4. Step 4: Simplify right side
    1,796,340.10x = 4,490,218,746,637.85
  5. Step 5: Solve for x
    x = 4,490,218,746,637.85/1,796,340.10
  6. Step 6: Final answer
    x = 2,499,648.45

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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.