Home / 2,422,386.53-3,342,862.51-1,319,863.89

Finding the Fourth Proportional to 2,422,386.53, 3,342,862.51 and 1,319,863.89

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Solution

The fourth proportional to 2,422,386.53, 3,342,862.51 and 1,319,863.89 is: 1,821,395.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,386.53 : 3,342,862.51 = 1,319,863.89 : x
  2. Step 2: Convert to fraction form
    2,422,386.53/3,342,862.51 = 1,319,863.89/x
  3. Step 3: Cross multiply
    2,422,386.53x = 3,342,862.51 × 1,319,863.89
  4. Step 4: Simplify right side
    2,422,386.53x = 4,412,123,516,183.76
  5. Step 5: Solve for x
    x = 4,412,123,516,183.76/2,422,386.53
  6. Step 6: Final answer
    x = 1,821,395.33

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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.