Home / 1,147,565.42-1,583,618.24-631,289.14

Finding the Fourth Proportional to 1,147,565.42, 1,583,618.24 and 631,289.14

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Solution

The fourth proportional to 1,147,565.42, 1,583,618.24 and 631,289.14 is: 871,166.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,565.42 : 1,583,618.24 = 631,289.14 : x
  2. Step 2: Convert to fraction form
    1,147,565.42/1,583,618.24 = 631,289.14/x
  3. Step 3: Cross multiply
    1,147,565.42x = 1,583,618.24 × 631,289.14
  4. Step 4: Simplify right side
    1,147,565.42x = 999,721,003,344.94
  5. Step 5: Solve for x
    x = 999,721,003,344.94/1,147,565.42
  6. Step 6: Final answer
    x = 871,166.89

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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.