Home / 884,740.80-1,321,110.26-702,783.76

Finding the Fourth Proportional to 884,740.80, 1,321,110.26 and 702,783.76

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Solution

The fourth proportional to 884,740.80, 1,321,110.26 and 702,783.76 is: 1,049,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,740.80 : 1,321,110.26 = 702,783.76 : x
  2. Step 2: Convert to fraction form
    884,740.80/1,321,110.26 = 702,783.76/x
  3. Step 3: Cross multiply
    884,740.80x = 1,321,110.26 × 702,783.76
  4. Step 4: Simplify right side
    884,740.80x = 928,454,835,897.38
  5. Step 5: Solve for x
    x = 928,454,835,897.38/884,740.80
  6. Step 6: Final answer
    x = 1,049,408.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.