Home / 2,414,843.40-3,618,117.90-1,275,918.60

Finding the Fourth Proportional to 2,414,843.40, 3,618,117.90 and 1,275,918.60

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Solution

The fourth proportional to 2,414,843.40, 3,618,117.90 and 1,275,918.60 is: 1,911,686.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414,843.40 : 3,618,117.90 = 1,275,918.60 : x
  2. Step 2: Convert to fraction form
    2,414,843.40/3,618,117.90 = 1,275,918.60/x
  3. Step 3: Cross multiply
    2,414,843.40x = 3,618,117.90 × 1,275,918.60
  4. Step 4: Simplify right side
    2,414,843.40x = 4,616,423,925,602.94
  5. Step 5: Solve for x
    x = 4,616,423,925,602.94/2,414,843.40
  6. Step 6: Final answer
    x = 1,911,686.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.