Home / 1,661,689.88-2,293,129.14-897,741.08

Finding the Fourth Proportional to 1,661,689.88, 2,293,129.14 and 897,741.08

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Solution

The fourth proportional to 1,661,689.88, 2,293,129.14 and 897,741.08 is: 1,238,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,689.88 : 2,293,129.14 = 897,741.08 : x
  2. Step 2: Convert to fraction form
    1,661,689.88/2,293,129.14 = 897,741.08/x
  3. Step 3: Cross multiply
    1,661,689.88x = 2,293,129.14 × 897,741.08
  4. Step 4: Simplify right side
    1,661,689.88x = 2,058,636,230,723.07
  5. Step 5: Solve for x
    x = 2,058,636,230,723.07/1,661,689.88
  6. Step 6: Final answer
    x = 1,238,881.13

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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.