Home / 1,910,581.43-2,865,778.65-712,410.26

Finding the Fourth Proportional to 1,910,581.43, 2,865,778.65 and 712,410.26

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Solution

The fourth proportional to 1,910,581.43, 2,865,778.65 and 712,410.26 is: 1,068,580.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,581.43 : 2,865,778.65 = 712,410.26 : x
  2. Step 2: Convert to fraction form
    1,910,581.43/2,865,778.65 = 712,410.26/x
  3. Step 3: Cross multiply
    1,910,581.43x = 2,865,778.65 × 712,410.26
  4. Step 4: Simplify right side
    1,910,581.43x = 2,041,610,098,820.06
  5. Step 5: Solve for x
    x = 2,041,610,098,820.06/1,910,581.43
  6. Step 6: Final answer
    x = 1,068,580.52

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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.