Home / 1,627,885.68-2,246,624.28-948,807.60

Finding the Fourth Proportional to 1,627,885.68, 2,246,624.28 and 948,807.60

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Solution

The fourth proportional to 1,627,885.68, 2,246,624.28 and 948,807.60 is: 1,309,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,885.68 : 2,246,624.28 = 948,807.60 : x
  2. Step 2: Convert to fraction form
    1,627,885.68/2,246,624.28 = 948,807.60/x
  3. Step 3: Cross multiply
    1,627,885.68x = 2,246,624.28 × 948,807.60
  4. Step 4: Simplify right side
    1,627,885.68x = 2,131,614,191,208.53
  5. Step 5: Solve for x
    x = 2,131,614,191,208.53/1,627,885.68
  6. Step 6: Final answer
    x = 1,309,437.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.