Home / 1,418,317.74-1,957,010.79-845,411.22

Finding the Fourth Proportional to 1,418,317.74, 1,957,010.79 and 845,411.22

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Solution

The fourth proportional to 1,418,317.74, 1,957,010.79 and 845,411.22 is: 1,166,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,317.74 : 1,957,010.79 = 845,411.22 : x
  2. Step 2: Convert to fraction form
    1,418,317.74/1,957,010.79 = 845,411.22/x
  3. Step 3: Cross multiply
    1,418,317.74x = 1,957,010.79 × 845,411.22
  4. Step 4: Simplify right side
    1,418,317.74x = 1,654,478,879,527.06
  5. Step 5: Solve for x
    x = 1,654,478,879,527.06/1,418,317.74
  6. Step 6: Final answer
    x = 1,166,507.92

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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.