Home / 1,480,701.34-2,043,180-868,630.78

Finding the Fourth Proportional to 1,480,701.34, 2,043,180 and 868,630.78

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Solution

The fourth proportional to 1,480,701.34, 2,043,180 and 868,630.78 is: 1,198,600.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,701.34 : 2,043,180 = 868,630.78 : x
  2. Step 2: Convert to fraction form
    1,480,701.34/2,043,180 = 868,630.78/x
  3. Step 3: Cross multiply
    1,480,701.34x = 2,043,180 × 868,630.78
  4. Step 4: Simplify right side
    1,480,701.34x = 1,774,769,031,972.45
  5. Step 5: Solve for x
    x = 1,774,769,031,972.45/1,480,701.34
  6. Step 6: Final answer
    x = 1,198,600.28

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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.