Home / 1,147,995.59-1,584,241.13-631,735.20

Finding the Fourth Proportional to 1,147,995.59, 1,584,241.13 and 631,735.20

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Solution

The fourth proportional to 1,147,995.59, 1,584,241.13 and 631,735.20 is: 871,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,995.59 : 1,584,241.13 = 631,735.20 : x
  2. Step 2: Convert to fraction form
    1,147,995.59/1,584,241.13 = 631,735.20/x
  3. Step 3: Cross multiply
    1,147,995.59x = 1,584,241.13 × 631,735.20
  4. Step 4: Simplify right side
    1,147,995.59x = 1,000,820,888,688.11
  5. Step 5: Solve for x
    x = 1,000,820,888,688.11/1,147,995.59
  6. Step 6: Final answer
    x = 871,798.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.