Home / 2,281,127.28-3,148,656.75-1,314,903.66

Finding the Fourth Proportional to 2,281,127.28, 3,148,656.75 and 1,314,903.66

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Solution

The fourth proportional to 2,281,127.28, 3,148,656.75 and 1,314,903.66 is: 1,814,971.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,127.28 : 3,148,656.75 = 1,314,903.66 : x
  2. Step 2: Convert to fraction form
    2,281,127.28/3,148,656.75 = 1,314,903.66/x
  3. Step 3: Cross multiply
    2,281,127.28x = 3,148,656.75 × 1,314,903.66
  4. Step 4: Simplify right side
    2,281,127.28x = 4,140,180,284,658.70
  5. Step 5: Solve for x
    x = 4,140,180,284,658.70/2,281,127.28
  6. Step 6: Final answer
    x = 1,814,971.19

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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.