Home / 972,017.40-1,458,026.10-814,553.40

Finding the Fourth Proportional to 972,017.40, 1,458,026.10 and 814,553.40

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Solution

The fourth proportional to 972,017.40, 1,458,026.10 and 814,553.40 is: 1,221,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,017.40 : 1,458,026.10 = 814,553.40 : x
  2. Step 2: Convert to fraction form
    972,017.40/1,458,026.10 = 814,553.40/x
  3. Step 3: Cross multiply
    972,017.40x = 1,458,026.10 × 814,553.40
  4. Step 4: Simplify right side
    972,017.40x = 1,187,640,117,043.74
  5. Step 5: Solve for x
    x = 1,187,640,117,043.74/972,017.40
  6. Step 6: Final answer
    x = 1,221,830.10

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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.