Home / 1,929,746.73-2,661,307.86-1,204,661.73

Finding the Fourth Proportional to 1,929,746.73, 2,661,307.86 and 1,204,661.73

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Solution

The fourth proportional to 1,929,746.73, 2,661,307.86 and 1,204,661.73 is: 1,661,345.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,746.73 : 2,661,307.86 = 1,204,661.73 : x
  2. Step 2: Convert to fraction form
    1,929,746.73/2,661,307.86 = 1,204,661.73/x
  3. Step 3: Cross multiply
    1,929,746.73x = 2,661,307.86 × 1,204,661.73
  4. Step 4: Simplify right side
    1,929,746.73x = 3,205,975,730,690.20
  5. Step 5: Solve for x
    x = 3,205,975,730,690.20/1,929,746.73
  6. Step 6: Final answer
    x = 1,661,345.34

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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.