Home / 1,107,034.80-1,661,329.80-476,401.20

Finding the Fourth Proportional to 1,107,034.80, 1,661,329.80 and 476,401.20

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Solution

The fourth proportional to 1,107,034.80, 1,661,329.80 and 476,401.20 is: 714,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,034.80 : 1,661,329.80 = 476,401.20 : x
  2. Step 2: Convert to fraction form
    1,107,034.80/1,661,329.80 = 476,401.20/x
  3. Step 3: Cross multiply
    1,107,034.80x = 1,661,329.80 × 476,401.20
  4. Step 4: Simplify right side
    1,107,034.80x = 791,459,510,315.76
  5. Step 5: Solve for x
    x = 791,459,510,315.76/1,107,034.80
  6. Step 6: Final answer
    x = 714,936.43

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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.