Home / 1,427,292.03-2,149,490.64-1,299,746.19

Finding the Fourth Proportional to 1,427,292.03, 2,149,490.64 and 1,299,746.19

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Solution

The fourth proportional to 1,427,292.03, 2,149,490.64 and 1,299,746.19 is: 1,957,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,292.03 : 2,149,490.64 = 1,299,746.19 : x
  2. Step 2: Convert to fraction form
    1,427,292.03/2,149,490.64 = 1,299,746.19/x
  3. Step 3: Cross multiply
    1,427,292.03x = 2,149,490.64 × 1,299,746.19
  4. Step 4: Simplify right side
    1,427,292.03x = 2,793,792,269,780.66
  5. Step 5: Solve for x
    x = 2,793,792,269,780.66/1,427,292.03
  6. Step 6: Final answer
    x = 1,957,407.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.