Home / 1,170,089.30-1,752,509.55-960,137.30

Finding the Fourth Proportional to 1,170,089.30, 1,752,509.55 and 960,137.30

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Solution

The fourth proportional to 1,170,089.30, 1,752,509.55 and 960,137.30 is: 1,438,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,089.30 : 1,752,509.55 = 960,137.30 : x
  2. Step 2: Convert to fraction form
    1,170,089.30/1,752,509.55 = 960,137.30/x
  3. Step 3: Cross multiply
    1,170,089.30x = 1,752,509.55 × 960,137.30
  4. Step 4: Simplify right side
    1,170,089.30x = 1,682,649,787,561.22
  5. Step 5: Solve for x
    x = 1,682,649,787,561.22/1,170,089.30
  6. Step 6: Final answer
    x = 1,438,052.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.