Home / 1,195,685.76-1,650,035.52-659,141.76

Finding the Fourth Proportional to 1,195,685.76, 1,650,035.52 and 659,141.76

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Solution

The fourth proportional to 1,195,685.76, 1,650,035.52 and 659,141.76 is: 909,609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,685.76 : 1,650,035.52 = 659,141.76 : x
  2. Step 2: Convert to fraction form
    1,195,685.76/1,650,035.52 = 659,141.76/x
  3. Step 3: Cross multiply
    1,195,685.76x = 1,650,035.52 × 659,141.76
  4. Step 4: Simplify right side
    1,195,685.76x = 1,087,607,316,715.32
  5. Step 5: Solve for x
    x = 1,087,607,316,715.32/1,195,685.76
  6. Step 6: Final answer
    x = 909,609.66

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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.