Home / 1,895,347.97-2,617,326.29-1,217,465.45

Finding the Fourth Proportional to 1,895,347.97, 2,617,326.29 and 1,217,465.45

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Solution

The fourth proportional to 1,895,347.97, 2,617,326.29 and 1,217,465.45 is: 1,681,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,347.97 : 2,617,326.29 = 1,217,465.45 : x
  2. Step 2: Convert to fraction form
    1,895,347.97/2,617,326.29 = 1,217,465.45/x
  3. Step 3: Cross multiply
    1,895,347.97x = 2,617,326.29 × 1,217,465.45
  4. Step 4: Simplify right side
    1,895,347.97x = 3,186,504,319,408.71
  5. Step 5: Solve for x
    x = 3,186,504,319,408.71/1,895,347.97
  6. Step 6: Final answer
    x = 1,681,223.91

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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.