Home / 1,068,869.68-1,603,452.14-359,100.70

Finding the Fourth Proportional to 1,068,869.68, 1,603,452.14 and 359,100.70

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Solution

The fourth proportional to 1,068,869.68, 1,603,452.14 and 359,100.70 is: 538,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,869.68 : 1,603,452.14 = 359,100.70 : x
  2. Step 2: Convert to fraction form
    1,068,869.68/1,603,452.14 = 359,100.70/x
  3. Step 3: Cross multiply
    1,068,869.68x = 1,603,452.14 × 359,100.70
  4. Step 4: Simplify right side
    1,068,869.68x = 575,800,785,890.50
  5. Step 5: Solve for x
    x = 575,800,785,890.50/1,068,869.68
  6. Step 6: Final answer
    x = 538,700.64

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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.