Home / 4,955,261.20-7,432,891.80-1,589,808.40

Finding the Fourth Proportional to 4,955,261.20, 7,432,891.80 and 1,589,808.40

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Solution

The fourth proportional to 4,955,261.20, 7,432,891.80 and 1,589,808.40 is: 2,384,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955,261.20 : 7,432,891.80 = 1,589,808.40 : x
  2. Step 2: Convert to fraction form
    4,955,261.20/7,432,891.80 = 1,589,808.40/x
  3. Step 3: Cross multiply
    4,955,261.20x = 7,432,891.80 × 1,589,808.40
  4. Step 4: Simplify right side
    4,955,261.20x = 11,816,873,819,931.12
  5. Step 5: Solve for x
    x = 11,816,873,819,931.12/4,955,261.20
  6. Step 6: Final answer
    x = 2,384,712.60

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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.