Home / 1,353,011.39-2,028,091.47-499,536.53

Finding the Fourth Proportional to 1,353,011.39, 2,028,091.47 and 499,536.53

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Solution

The fourth proportional to 1,353,011.39, 2,028,091.47 and 499,536.53 is: 748,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,011.39 : 2,028,091.47 = 499,536.53 : x
  2. Step 2: Convert to fraction form
    1,353,011.39/2,028,091.47 = 499,536.53/x
  3. Step 3: Cross multiply
    1,353,011.39x = 2,028,091.47 × 499,536.53
  4. Step 4: Simplify right side
    1,353,011.39x = 1,013,105,775,446.40
  5. Step 5: Solve for x
    x = 1,013,105,775,446.40/1,353,011.39
  6. Step 6: Final answer
    x = 748,778.45

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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.