Home / 3,502,032.66-4,832,878.89-1,974,139.78

Finding the Fourth Proportional to 3,502,032.66, 4,832,878.89 and 1,974,139.78

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Solution

The fourth proportional to 3,502,032.66, 4,832,878.89 and 1,974,139.78 is: 2,724,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502,032.66 : 4,832,878.89 = 1,974,139.78 : x
  2. Step 2: Convert to fraction form
    3,502,032.66/4,832,878.89 = 1,974,139.78/x
  3. Step 3: Cross multiply
    3,502,032.66x = 4,832,878.89 × 1,974,139.78
  4. Step 4: Simplify right side
    3,502,032.66x = 9,540,778,468,671.24
  5. Step 5: Solve for x
    x = 9,540,778,468,671.24/3,502,032.66
  6. Step 6: Final answer
    x = 2,724,354.51

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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.