Home / 1,179,881.65-1,627,311.64-807,565.24

Finding the Fourth Proportional to 1,179,881.65, 1,627,311.64 and 807,565.24

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Solution

The fourth proportional to 1,179,881.65, 1,627,311.64 and 807,565.24 is: 1,113,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,881.65 : 1,627,311.64 = 807,565.24 : x
  2. Step 2: Convert to fraction form
    1,179,881.65/1,627,311.64 = 807,565.24/x
  3. Step 3: Cross multiply
    1,179,881.65x = 1,627,311.64 × 807,565.24
  4. Step 4: Simplify right side
    1,179,881.65x = 1,314,160,315,111.39
  5. Step 5: Solve for x
    x = 1,314,160,315,111.39/1,179,881.65
  6. Step 6: Final answer
    x = 1,113,806.89

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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.