Home / 1,774,838.70-2,662,258.05-512,793.90

Finding the Fourth Proportional to 1,774,838.70, 2,662,258.05 and 512,793.90

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Solution

The fourth proportional to 1,774,838.70, 2,662,258.05 and 512,793.90 is: 769,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,838.70 : 2,662,258.05 = 512,793.90 : x
  2. Step 2: Convert to fraction form
    1,774,838.70/2,662,258.05 = 512,793.90/x
  3. Step 3: Cross multiply
    1,774,838.70x = 2,662,258.05 × 512,793.90
  4. Step 4: Simplify right side
    1,774,838.70x = 1,365,189,688,265.90
  5. Step 5: Solve for x
    x = 1,365,189,688,265.90/1,774,838.70
  6. Step 6: Final answer
    x = 769,190.85

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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.