Home / 1,864,278.20-2,794,574.10-740,847.80

Finding the Fourth Proportional to 1,864,278.20, 2,794,574.10 and 740,847.80

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Solution

The fourth proportional to 1,864,278.20, 2,794,574.10 and 740,847.80 is: 1,110,539.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,278.20 : 2,794,574.10 = 740,847.80 : x
  2. Step 2: Convert to fraction form
    1,864,278.20/2,794,574.10 = 740,847.80/x
  3. Step 3: Cross multiply
    1,864,278.20x = 2,794,574.10 × 740,847.80
  4. Step 4: Simplify right side
    1,864,278.20x = 2,070,354,073,921.98
  5. Step 5: Solve for x
    x = 2,070,354,073,921.98/1,864,278.20
  6. Step 6: Final answer
    x = 1,110,539.23

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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.