Home / 1,234,648.98-1,703,881.58-690,752.21

Finding the Fourth Proportional to 1,234,648.98, 1,703,881.58 and 690,752.21

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Solution

The fourth proportional to 1,234,648.98, 1,703,881.58 and 690,752.21 is: 953,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,648.98 : 1,703,881.58 = 690,752.21 : x
  2. Step 2: Convert to fraction form
    1,234,648.98/1,703,881.58 = 690,752.21/x
  3. Step 3: Cross multiply
    1,234,648.98x = 1,703,881.58 × 690,752.21
  4. Step 4: Simplify right side
    1,234,648.98x = 1,176,959,954,990.12
  5. Step 5: Solve for x
    x = 1,176,959,954,990.12/1,234,648.98
  6. Step 6: Final answer
    x = 953,274.96

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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.