Home / 1,144,704.12-1,579,697.76-715,233.28

Finding the Fourth Proportional to 1,144,704.12, 1,579,697.76 and 715,233.28

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Solution

The fourth proportional to 1,144,704.12, 1,579,697.76 and 715,233.28 is: 987,025.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,704.12 : 1,579,697.76 = 715,233.28 : x
  2. Step 2: Convert to fraction form
    1,144,704.12/1,579,697.76 = 715,233.28/x
  3. Step 3: Cross multiply
    1,144,704.12x = 1,579,697.76 × 715,233.28
  4. Step 4: Simplify right side
    1,144,704.12x = 1,129,852,410,293.45
  5. Step 5: Solve for x
    x = 1,129,852,410,293.45/1,144,704.12
  6. Step 6: Final answer
    x = 987,025.72

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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.