Home / 1,176,812.03-1,623,870.67-660,447.49

Finding the Fourth Proportional to 1,176,812.03, 1,623,870.67 and 660,447.49

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Solution

The fourth proportional to 1,176,812.03, 1,623,870.67 and 660,447.49 is: 911,344.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,812.03 : 1,623,870.67 = 660,447.49 : x
  2. Step 2: Convert to fraction form
    1,176,812.03/1,623,870.67 = 660,447.49/x
  3. Step 3: Cross multiply
    1,176,812.03x = 1,623,870.67 × 660,447.49
  4. Step 4: Simplify right side
    1,176,812.03x = 1,072,481,306,658.42
  5. Step 5: Solve for x
    x = 1,072,481,306,658.42/1,176,812.03
  6. Step 6: Final answer
    x = 911,344.62

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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.