Home / 2,012,688.60-3,018,158.10-664,330.20

Finding the Fourth Proportional to 2,012,688.60, 3,018,158.10 and 664,330.20

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Solution

The fourth proportional to 2,012,688.60, 3,018,158.10 and 664,330.20 is: 996,206.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,688.60 : 3,018,158.10 = 664,330.20 : x
  2. Step 2: Convert to fraction form
    2,012,688.60/3,018,158.10 = 664,330.20/x
  3. Step 3: Cross multiply
    2,012,688.60x = 3,018,158.10 × 664,330.20
  4. Step 4: Simplify right side
    2,012,688.60x = 2,005,053,574,204.62
  5. Step 5: Solve for x
    x = 2,005,053,574,204.62/2,012,688.60
  6. Step 6: Final answer
    x = 996,206.55

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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.