Home / 1,195,688.76-1,650,039.66-659,144.76

Finding the Fourth Proportional to 1,195,688.76, 1,650,039.66 and 659,144.76

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Solution

The fourth proportional to 1,195,688.76, 1,650,039.66 and 659,144.76 is: 909,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,688.76 : 1,650,039.66 = 659,144.76 : x
  2. Step 2: Convert to fraction form
    1,195,688.76/1,650,039.66 = 659,144.76/x
  3. Step 3: Cross multiply
    1,195,688.76x = 1,650,039.66 × 659,144.76
  4. Step 4: Simplify right side
    1,195,688.76x = 1,087,614,995,681.18
  5. Step 5: Solve for x
    x = 1,087,614,995,681.18/1,195,688.76
  6. Step 6: Final answer
    x = 909,613.80

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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.