Home / 1,497,078.90-2,245,618.35-699,917.40

Finding the Fourth Proportional to 1,497,078.90, 2,245,618.35 and 699,917.40

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Solution

The fourth proportional to 1,497,078.90, 2,245,618.35 and 699,917.40 is: 1,049,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,078.90 : 2,245,618.35 = 699,917.40 : x
  2. Step 2: Convert to fraction form
    1,497,078.90/2,245,618.35 = 699,917.40/x
  3. Step 3: Cross multiply
    1,497,078.90x = 2,245,618.35 × 699,917.40
  4. Step 4: Simplify right side
    1,497,078.90x = 1,571,747,356,924.29
  5. Step 5: Solve for x
    x = 1,571,747,356,924.29/1,497,078.90
  6. Step 6: Final answer
    x = 1,049,876.10

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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.