Home / 3,075,200.80-4,615,425.60-1,371,965.20

Finding the Fourth Proportional to 3,075,200.80, 4,615,425.60 and 1,371,965.20

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Solution

The fourth proportional to 3,075,200.80, 4,615,425.60 and 1,371,965.20 is: 2,059,118.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,200.80 : 4,615,425.60 = 1,371,965.20 : x
  2. Step 2: Convert to fraction form
    3,075,200.80/4,615,425.60 = 1,371,965.20/x
  3. Step 3: Cross multiply
    3,075,200.80x = 4,615,425.60 × 1,371,965.20
  4. Step 4: Simplify right side
    3,075,200.80x = 6,332,203,306,389.12
  5. Step 5: Solve for x
    x = 6,332,203,306,389.12/3,075,200.80
  6. Step 6: Final answer
    x = 2,059,118.65

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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.