Home / 3,721,428.80-5,578,599.60-1,195,312.88

Finding the Fourth Proportional to 3,721,428.80, 5,578,599.60 and 1,195,312.88

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Solution

The fourth proportional to 3,721,428.80, 5,578,599.60 and 1,195,312.88 is: 1,791,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,428.80 : 5,578,599.60 = 1,195,312.88 : x
  2. Step 2: Convert to fraction form
    3,721,428.80/5,578,599.60 = 1,195,312.88/x
  3. Step 3: Cross multiply
    3,721,428.80x = 5,578,599.60 × 1,195,312.88
  4. Step 4: Simplify right side
    3,721,428.80x = 6,668,171,954,242.85
  5. Step 5: Solve for x
    x = 6,668,171,954,242.85/3,721,428.80
  6. Step 6: Final answer
    x = 1,791,831.13

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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.