Home / 1,908,118.71-2,633,234.54-1,092,319.11

Finding the Fourth Proportional to 1,908,118.71, 2,633,234.54 and 1,092,319.11

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Solution

The fourth proportional to 1,908,118.71, 2,633,234.54 and 1,092,319.11 is: 1,507,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,118.71 : 2,633,234.54 = 1,092,319.11 : x
  2. Step 2: Convert to fraction form
    1,908,118.71/2,633,234.54 = 1,092,319.11/x
  3. Step 3: Cross multiply
    1,908,118.71x = 2,633,234.54 × 1,092,319.11
  4. Step 4: Simplify right side
    1,908,118.71x = 2,876,332,403,692.46
  5. Step 5: Solve for x
    x = 2,876,332,403,692.46/1,908,118.71
  6. Step 6: Final answer
    x = 1,507,417.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.