Home / 3,619,984.70-5,429,894.02-1,822,385.45

Finding the Fourth Proportional to 3,619,984.70, 5,429,894.02 and 1,822,385.45

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Solution

The fourth proportional to 3,619,984.70, 5,429,894.02 and 1,822,385.45 is: 2,733,536.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,984.70 : 5,429,894.02 = 1,822,385.45 : x
  2. Step 2: Convert to fraction form
    3,619,984.70/5,429,894.02 = 1,822,385.45/x
  3. Step 3: Cross multiply
    3,619,984.70x = 5,429,894.02 × 1,822,385.45
  4. Step 4: Simplify right side
    3,619,984.70x = 9,895,359,857,090.01
  5. Step 5: Solve for x
    x = 9,895,359,857,090.01/3,619,984.70
  6. Step 6: Final answer
    x = 2,733,536.38

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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.