Home / 3,561,084.61-4,914,289.78-1,929,536.13

Finding the Fourth Proportional to 3,561,084.61, 4,914,289.78 and 1,929,536.13

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Solution

The fourth proportional to 3,561,084.61, 4,914,289.78 and 1,929,536.13 is: 2,662,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,084.61 : 4,914,289.78 = 1,929,536.13 : x
  2. Step 2: Convert to fraction form
    3,561,084.61/4,914,289.78 = 1,929,536.13/x
  3. Step 3: Cross multiply
    3,561,084.61x = 4,914,289.78 × 1,929,536.13
  4. Step 4: Simplify right side
    3,561,084.61x = 9,482,299,697,404.50
  5. Step 5: Solve for x
    x = 9,482,299,697,404.50/3,561,084.61
  6. Step 6: Final answer
    x = 2,662,756.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.