Home / 1,931,772.57-2,897,659.05-669,600.19

Finding the Fourth Proportional to 1,931,772.57, 2,897,659.05 and 669,600.19

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Solution

The fourth proportional to 1,931,772.57, 2,897,659.05 and 669,600.19 is: 1,004,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,772.57 : 2,897,659.05 = 669,600.19 : x
  2. Step 2: Convert to fraction form
    1,931,772.57/2,897,659.05 = 669,600.19/x
  3. Step 3: Cross multiply
    1,931,772.57x = 2,897,659.05 × 669,600.19
  4. Step 4: Simplify right side
    1,931,772.57x = 1,940,273,050,435.22
  5. Step 5: Solve for x
    x = 1,940,273,050,435.22/1,931,772.57
  6. Step 6: Final answer
    x = 1,004,400.35

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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.