Home / 1,187,217.57-1,776,569.43-1,027,841.67

Finding the Fourth Proportional to 1,187,217.57, 1,776,569.43 and 1,027,841.67

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Solution

The fourth proportional to 1,187,217.57, 1,776,569.43 and 1,027,841.67 is: 1,538,077.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,217.57 : 1,776,569.43 = 1,027,841.67 : x
  2. Step 2: Convert to fraction form
    1,187,217.57/1,776,569.43 = 1,027,841.67/x
  3. Step 3: Cross multiply
    1,187,217.57x = 1,776,569.43 × 1,027,841.67
  4. Step 4: Simplify right side
    1,187,217.57x = 1,826,032,089,802.15
  5. Step 5: Solve for x
    x = 1,826,032,089,802.15/1,187,217.57
  6. Step 6: Final answer
    x = 1,538,077.04

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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.