Home / 3,103,409.60-4,655,114.40-2,039,652.80

Finding the Fourth Proportional to 3,103,409.60, 4,655,114.40 and 2,039,652.80

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Solution

The fourth proportional to 3,103,409.60, 4,655,114.40 and 2,039,652.80 is: 3,059,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,409.60 : 4,655,114.40 = 2,039,652.80 : x
  2. Step 2: Convert to fraction form
    3,103,409.60/4,655,114.40 = 2,039,652.80/x
  3. Step 3: Cross multiply
    3,103,409.60x = 4,655,114.40 × 2,039,652.80
  4. Step 4: Simplify right side
    3,103,409.60x = 9,494,817,120,280.32
  5. Step 5: Solve for x
    x = 9,494,817,120,280.32/3,103,409.60
  6. Step 6: Final answer
    x = 3,059,479.20

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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.