Home / 5,209,158.60-7,814,033.28-1,615,436.46

Finding the Fourth Proportional to 5,209,158.60, 7,814,033.28 and 1,615,436.46

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Solution

The fourth proportional to 5,209,158.60, 7,814,033.28 and 1,615,436.46 is: 2,423,246.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,158.60 : 7,814,033.28 = 1,615,436.46 : x
  2. Step 2: Convert to fraction form
    5,209,158.60/7,814,033.28 = 1,615,436.46/x
  3. Step 3: Cross multiply
    5,209,158.60x = 7,814,033.28 × 1,615,436.46
  4. Step 4: Simplify right side
    5,209,158.60x = 12,623,074,260,165.39
  5. Step 5: Solve for x
    x = 12,623,074,260,165.39/5,209,158.60
  6. Step 6: Final answer
    x = 2,423,246.29

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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.