Home / 3,619,962.45-5,429,860.65-1,822,363.20

Finding the Fourth Proportional to 3,619,962.45, 5,429,860.65 and 1,822,363.20

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Solution

The fourth proportional to 3,619,962.45, 5,429,860.65 and 1,822,363.20 is: 2,733,503.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,962.45 : 5,429,860.65 = 1,822,363.20 : x
  2. Step 2: Convert to fraction form
    3,619,962.45/5,429,860.65 = 1,822,363.20/x
  3. Step 3: Cross multiply
    3,619,962.45x = 5,429,860.65 × 1,822,363.20
  4. Step 4: Simplify right side
    3,619,962.45x = 9,895,178,229,688.08
  5. Step 5: Solve for x
    x = 9,895,178,229,688.08/3,619,962.45
  6. Step 6: Final answer
    x = 2,733,503.00

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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.