Home / 1,019,001.44-1,528,536.18-458,037.56

Finding the Fourth Proportional to 1,019,001.44, 1,528,536.18 and 458,037.56

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Solution

The fourth proportional to 1,019,001.44, 1,528,536.18 and 458,037.56 is: 687,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,001.44 : 1,528,536.18 = 458,037.56 : x
  2. Step 2: Convert to fraction form
    1,019,001.44/1,528,536.18 = 458,037.56/x
  3. Step 3: Cross multiply
    1,019,001.44x = 1,528,536.18 × 458,037.56
  4. Step 4: Simplify right side
    1,019,001.44x = 700,126,982,258.92
  5. Step 5: Solve for x
    x = 700,126,982,258.92/1,019,001.44
  6. Step 6: Final answer
    x = 687,071.63

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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.