Home / 1,631,587.60-2,442,140.73-871,528.54

Finding the Fourth Proportional to 1,631,587.60, 2,442,140.73 and 871,528.54

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Solution

The fourth proportional to 1,631,587.60, 2,442,140.73 and 871,528.54 is: 1,304,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,587.60 : 2,442,140.73 = 871,528.54 : x
  2. Step 2: Convert to fraction form
    1,631,587.60/2,442,140.73 = 871,528.54/x
  3. Step 3: Cross multiply
    1,631,587.60x = 2,442,140.73 × 871,528.54
  4. Step 4: Simplify right side
    1,631,587.60x = 2,128,395,344,891.43
  5. Step 5: Solve for x
    x = 2,128,395,344,891.43/1,631,587.60
  6. Step 6: Final answer
    x = 1,304,493.45

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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.