Home / 4,927,987.60-7,386,451.80-2,799,091.60

Finding the Fourth Proportional to 4,927,987.60, 7,386,451.80 and 2,799,091.60

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Solution

The fourth proportional to 4,927,987.60, 7,386,451.80 and 2,799,091.60 is: 4,195,496.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927,987.60 : 7,386,451.80 = 2,799,091.60 : x
  2. Step 2: Convert to fraction form
    4,927,987.60/7,386,451.80 = 2,799,091.60/x
  3. Step 3: Cross multiply
    4,927,987.60x = 7,386,451.80 × 2,799,091.60
  4. Step 4: Simplify right side
    4,927,987.60x = 20,675,355,187,184.88
  5. Step 5: Solve for x
    x = 20,675,355,187,184.88/4,927,987.60
  6. Step 6: Final answer
    x = 4,195,496.59

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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.