Home / 1,914,773.65-2,642,403.72-1,055,336.11

Finding the Fourth Proportional to 1,914,773.65, 2,642,403.72 and 1,055,336.11

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Solution

The fourth proportional to 1,914,773.65, 2,642,403.72 and 1,055,336.11 is: 1,456,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,773.65 : 2,642,403.72 = 1,055,336.11 : x
  2. Step 2: Convert to fraction form
    1,914,773.65/2,642,403.72 = 1,055,336.11/x
  3. Step 3: Cross multiply
    1,914,773.65x = 2,642,403.72 × 1,055,336.11
  4. Step 4: Simplify right side
    1,914,773.65x = 2,788,624,062,914.33
  5. Step 5: Solve for x
    x = 2,788,624,062,914.33/1,914,773.65
  6. Step 6: Final answer
    x = 1,456,372.70

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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.