Home / 1,314,989.10-1,972,483.65-755,117.10

Finding the Fourth Proportional to 1,314,989.10, 1,972,483.65 and 755,117.10

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Solution

The fourth proportional to 1,314,989.10, 1,972,483.65 and 755,117.10 is: 1,132,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,989.10 : 1,972,483.65 = 755,117.10 : x
  2. Step 2: Convert to fraction form
    1,314,989.10/1,972,483.65 = 755,117.10/x
  3. Step 3: Cross multiply
    1,314,989.10x = 1,972,483.65 × 755,117.10
  4. Step 4: Simplify right side
    1,314,989.10x = 1,489,456,133,585.41
  5. Step 5: Solve for x
    x = 1,489,456,133,585.41/1,314,989.10
  6. Step 6: Final answer
    x = 1,132,675.65

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Similar ratio
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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.