Home / 1,168,332.75-1,612,299.28-631,788.75

Finding the Fourth Proportional to 1,168,332.75, 1,612,299.28 and 631,788.75

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Solution

The fourth proportional to 1,168,332.75, 1,612,299.28 and 631,788.75 is: 871,868.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,332.75 : 1,612,299.28 = 631,788.75 : x
  2. Step 2: Convert to fraction form
    1,168,332.75/1,612,299.28 = 631,788.75/x
  3. Step 3: Cross multiply
    1,168,332.75x = 1,612,299.28 × 631,788.75
  4. Step 4: Simplify right side
    1,168,332.75x = 1,018,632,543,578.16
  5. Step 5: Solve for x
    x = 1,018,632,543,578.16/1,168,332.75
  6. Step 6: Final answer
    x = 871,868.52

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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.