Home / 1,170,734.90-1,756,077.35-539,648.72

Finding the Fourth Proportional to 1,170,734.90, 1,756,077.35 and 539,648.72

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Solution

The fourth proportional to 1,170,734.90, 1,756,077.35 and 539,648.72 is: 809,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,734.90 : 1,756,077.35 = 539,648.72 : x
  2. Step 2: Convert to fraction form
    1,170,734.90/1,756,077.35 = 539,648.72/x
  3. Step 3: Cross multiply
    1,170,734.90x = 1,756,077.35 × 539,648.72
  4. Step 4: Simplify right side
    1,170,734.90x = 947,664,882,669.86
  5. Step 5: Solve for x
    x = 947,664,882,669.86/1,170,734.90
  6. Step 6: Final answer
    x = 809,461.55

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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.