Home / 1,275,590.25-1,760,314.55-702,628.65

Finding the Fourth Proportional to 1,275,590.25, 1,760,314.55 and 702,628.65

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Solution

The fourth proportional to 1,275,590.25, 1,760,314.55 and 702,628.65 is: 969,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,590.25 : 1,760,314.55 = 702,628.65 : x
  2. Step 2: Convert to fraction form
    1,275,590.25/1,760,314.55 = 702,628.65/x
  3. Step 3: Cross multiply
    1,275,590.25x = 1,760,314.55 × 702,628.65
  4. Step 4: Simplify right side
    1,275,590.25x = 1,236,847,432,328.71
  5. Step 5: Solve for x
    x = 1,236,847,432,328.71/1,275,590.25
  6. Step 6: Final answer
    x = 969,627.54

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Double scale
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1.5x scale

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.