Home / 1,569,447.51-2,165,687.94-880,961.70

Finding the Fourth Proportional to 1,569,447.51, 2,165,687.94 and 880,961.70

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Solution

The fourth proportional to 1,569,447.51, 2,165,687.94 and 880,961.70 is: 1,215,643.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,447.51 : 2,165,687.94 = 880,961.70 : x
  2. Step 2: Convert to fraction form
    1,569,447.51/2,165,687.94 = 880,961.70/x
  3. Step 3: Cross multiply
    1,569,447.51x = 2,165,687.94 × 880,961.70
  4. Step 4: Simplify right side
    1,569,447.51x = 1,907,888,129,291.90
  5. Step 5: Solve for x
    x = 1,907,888,129,291.90/1,569,447.51
  6. Step 6: Final answer
    x = 1,215,643.16

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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.