Home / 3,219,451.60-4,829,760.60-1,617,984.40

Finding the Fourth Proportional to 3,219,451.60, 4,829,760.60 and 1,617,984.40

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Solution

The fourth proportional to 3,219,451.60, 4,829,760.60 and 1,617,984.40 is: 2,427,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,451.60 : 4,829,760.60 = 1,617,984.40 : x
  2. Step 2: Convert to fraction form
    3,219,451.60/4,829,760.60 = 1,617,984.40/x
  3. Step 3: Cross multiply
    3,219,451.60x = 4,829,760.60 × 1,617,984.40
  4. Step 4: Simplify right side
    3,219,451.60x = 7,814,477,306,534.64
  5. Step 5: Solve for x
    x = 7,814,477,306,534.64/3,219,451.60
  6. Step 6: Final answer
    x = 2,427,269.70

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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.