Home / 7,118,039.20-10,677,058.80-1,799,255.20

Finding the Fourth Proportional to 7,118,039.20, 10,677,058.80 and 1,799,255.20

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Solution

The fourth proportional to 7,118,039.20, 10,677,058.80 and 1,799,255.20 is: 2,698,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,039.20 : 10,677,058.80 = 1,799,255.20 : x
  2. Step 2: Convert to fraction form
    7,118,039.20/10,677,058.80 = 1,799,255.20/x
  3. Step 3: Cross multiply
    7,118,039.20x = 10,677,058.80 × 1,799,255.20
  4. Step 4: Simplify right side
    7,118,039.20x = 19,210,753,566,605.76
  5. Step 5: Solve for x
    x = 19,210,753,566,605.76/7,118,039.20
  6. Step 6: Final answer
    x = 2,698,882.80

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Similar ratio
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1.5x scale

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.