Home / 2,988,005.86-4,480,771.24-937,981.41

Finding the Fourth Proportional to 2,988,005.86, 4,480,771.24 and 937,981.41

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Solution

The fourth proportional to 2,988,005.86, 4,480,771.24 and 937,981.41 is: 1,406,583.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,005.86 : 4,480,771.24 = 937,981.41 : x
  2. Step 2: Convert to fraction form
    2,988,005.86/4,480,771.24 = 937,981.41/x
  3. Step 3: Cross multiply
    2,988,005.86x = 4,480,771.24 × 937,981.41
  4. Step 4: Simplify right side
    2,988,005.86x = 4,202,880,120,892.74
  5. Step 5: Solve for x
    x = 4,202,880,120,892.74/2,988,005.86
  6. Step 6: Final answer
    x = 1,406,583.63

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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.