Home / 1,036,671.51-1,554,902.16-278,414.46

Finding the Fourth Proportional to 1,036,671.51, 1,554,902.16 and 278,414.46

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Solution

The fourth proportional to 1,036,671.51, 1,554,902.16 and 278,414.46 is: 417,593.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,671.51 : 1,554,902.16 = 278,414.46 : x
  2. Step 2: Convert to fraction form
    1,036,671.51/1,554,902.16 = 278,414.46/x
  3. Step 3: Cross multiply
    1,036,671.51x = 1,554,902.16 × 278,414.46
  4. Step 4: Simplify right side
    1,036,671.51x = 432,907,245,229.23
  5. Step 5: Solve for x
    x = 432,907,245,229.23/1,036,671.51
  6. Step 6: Final answer
    x = 417,593.46

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Double scale
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1.5x scale

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.