Home / 4,543,019.20-6,814,528.80-1,348,638.40

Finding the Fourth Proportional to 4,543,019.20, 6,814,528.80 and 1,348,638.40

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Solution

The fourth proportional to 4,543,019.20, 6,814,528.80 and 1,348,638.40 is: 2,022,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543,019.20 : 6,814,528.80 = 1,348,638.40 : x
  2. Step 2: Convert to fraction form
    4,543,019.20/6,814,528.80 = 1,348,638.40/x
  3. Step 3: Cross multiply
    4,543,019.20x = 6,814,528.80 × 1,348,638.40
  4. Step 4: Simplify right side
    4,543,019.20x = 9,190,335,217,585.92
  5. Step 5: Solve for x
    x = 9,190,335,217,585.92/4,543,019.20
  6. Step 6: Final answer
    x = 2,022,957.60

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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.