Home / 2,729,886.30-4,078,838.16-2,634,416.60

Finding the Fourth Proportional to 2,729,886.30, 4,078,838.16 and 2,634,416.60

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Solution

The fourth proportional to 2,729,886.30, 4,078,838.16 and 2,634,416.60 is: 3,936,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,886.30 : 4,078,838.16 = 2,634,416.60 : x
  2. Step 2: Convert to fraction form
    2,729,886.30/4,078,838.16 = 2,634,416.60/x
  3. Step 3: Cross multiply
    2,729,886.30x = 4,078,838.16 × 2,634,416.60
  4. Step 4: Simplify right side
    2,729,886.30x = 10,745,358,937,023.27
  5. Step 5: Solve for x
    x = 10,745,358,937,023.27/2,729,886.30
  6. Step 6: Final answer
    x = 3,936,192.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.