Home / 3,121,062.80-4,681,594.20-877,200.80

Finding the Fourth Proportional to 3,121,062.80, 4,681,594.20 and 877,200.80

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Solution

The fourth proportional to 3,121,062.80, 4,681,594.20 and 877,200.80 is: 1,315,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,062.80 : 4,681,594.20 = 877,200.80 : x
  2. Step 2: Convert to fraction form
    3,121,062.80/4,681,594.20 = 877,200.80/x
  3. Step 3: Cross multiply
    3,121,062.80x = 4,681,594.20 × 877,200.80
  4. Step 4: Simplify right side
    3,121,062.80x = 4,106,698,177,515.36
  5. Step 5: Solve for x
    x = 4,106,698,177,515.36/3,121,062.80
  6. Step 6: Final answer
    x = 1,315,801.20

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Similar ratio
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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.