Home / 1,021,377.78-1,409,447.34-585,772.65

Finding the Fourth Proportional to 1,021,377.78, 1,409,447.34 and 585,772.65

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Solution

The fourth proportional to 1,021,377.78, 1,409,447.34 and 585,772.65 is: 808,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,377.78 : 1,409,447.34 = 585,772.65 : x
  2. Step 2: Convert to fraction form
    1,021,377.78/1,409,447.34 = 585,772.65/x
  3. Step 3: Cross multiply
    1,021,377.78x = 1,409,447.34 × 585,772.65
  4. Step 4: Simplify right side
    1,021,377.78x = 825,615,703,387.25
  5. Step 5: Solve for x
    x = 825,615,703,387.25/1,021,377.78
  6. Step 6: Final answer
    x = 808,335.29

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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.