Home / 1,807,915.28-2,494,708.08-1,072,752.80

Finding the Fourth Proportional to 1,807,915.28, 2,494,708.08 and 1,072,752.80

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Solution

The fourth proportional to 1,807,915.28, 2,494,708.08 and 1,072,752.80 is: 1,480,271.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,915.28 : 2,494,708.08 = 1,072,752.80 : x
  2. Step 2: Convert to fraction form
    1,807,915.28/2,494,708.08 = 1,072,752.80/x
  3. Step 3: Cross multiply
    1,807,915.28x = 2,494,708.08 × 1,072,752.80
  4. Step 4: Simplify right side
    1,807,915.28x = 2,676,205,078,002.62
  5. Step 5: Solve for x
    x = 2,676,205,078,002.62/1,807,915.28
  6. Step 6: Final answer
    x = 1,480,271.29

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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.