Home / 1,100,513.10-1,650,769.65-799,363.20

Finding the Fourth Proportional to 1,100,513.10, 1,650,769.65 and 799,363.20

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Solution

The fourth proportional to 1,100,513.10, 1,650,769.65 and 799,363.20 is: 1,199,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,513.10 : 1,650,769.65 = 799,363.20 : x
  2. Step 2: Convert to fraction form
    1,100,513.10/1,650,769.65 = 799,363.20/x
  3. Step 3: Cross multiply
    1,100,513.10x = 1,650,769.65 × 799,363.20
  4. Step 4: Simplify right side
    1,100,513.10x = 1,319,564,509,886.88
  5. Step 5: Solve for x
    x = 1,319,564,509,886.88/1,100,513.10
  6. Step 6: Final answer
    x = 1,199,044.80

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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.