Home / 2,989,769.41-4,485,366.89-968,013.93

Finding the Fourth Proportional to 2,989,769.41, 4,485,366.89 and 968,013.93

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Solution

The fourth proportional to 2,989,769.41, 4,485,366.89 and 968,013.93 is: 1,452,251.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,769.41 : 4,485,366.89 = 968,013.93 : x
  2. Step 2: Convert to fraction form
    2,989,769.41/4,485,366.89 = 968,013.93/x
  3. Step 3: Cross multiply
    2,989,769.41x = 4,485,366.89 × 968,013.93
  4. Step 4: Simplify right side
    2,989,769.41x = 4,341,897,625,840.71
  5. Step 5: Solve for x
    x = 4,341,897,625,840.71/2,989,769.41
  6. Step 6: Final answer
    x = 1,452,251.67

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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.