Home / 1,147,575.93-1,583,632.71-631,299.66

Finding the Fourth Proportional to 1,147,575.93, 1,583,632.71 and 631,299.66

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Solution

The fourth proportional to 1,147,575.93, 1,583,632.71 and 631,299.66 is: 871,181.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,575.93 : 1,583,632.71 = 631,299.66 : x
  2. Step 2: Convert to fraction form
    1,147,575.93/1,583,632.71 = 631,299.66/x
  3. Step 3: Cross multiply
    1,147,575.93x = 1,583,632.71 × 631,299.66
  4. Step 4: Simplify right side
    1,147,575.93x = 999,746,791,387.88
  5. Step 5: Solve for x
    x = 999,746,791,387.88/1,147,575.93
  6. Step 6: Final answer
    x = 871,181.39

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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.