Home / 1,943,322.56-2,681,789.12-1,083,860.64

Finding the Fourth Proportional to 1,943,322.56, 2,681,789.12 and 1,083,860.64

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Solution

The fourth proportional to 1,943,322.56, 2,681,789.12 and 1,083,860.64 is: 1,495,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,322.56 : 2,681,789.12 = 1,083,860.64 : x
  2. Step 2: Convert to fraction form
    1,943,322.56/2,681,789.12 = 1,083,860.64/x
  3. Step 3: Cross multiply
    1,943,322.56x = 2,681,789.12 × 1,083,860.64
  4. Step 4: Simplify right side
    1,943,322.56x = 2,906,685,671,948.24
  5. Step 5: Solve for x
    x = 2,906,685,671,948.24/1,943,322.56
  6. Step 6: Final answer
    x = 1,495,729.91

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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.