Home / 1,187,211.57-1,776,560.45-1,027,835.66

Finding the Fourth Proportional to 1,187,211.57, 1,776,560.45 and 1,027,835.66

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Solution

The fourth proportional to 1,187,211.57, 1,776,560.45 and 1,027,835.66 is: 1,538,068.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,211.57 : 1,776,560.45 = 1,027,835.66 : x
  2. Step 2: Convert to fraction form
    1,187,211.57/1,776,560.45 = 1,027,835.66/x
  3. Step 3: Cross multiply
    1,187,211.57x = 1,776,560.45 × 1,027,835.66
  4. Step 4: Simplify right side
    1,187,211.57x = 1,826,012,168,633.67
  5. Step 5: Solve for x
    x = 1,826,012,168,633.67/1,187,211.57
  6. Step 6: Final answer
    x = 1,538,068.04

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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.