Home / 1,057,036.90-1,585,608.72-298,932.88

Finding the Fourth Proportional to 1,057,036.90, 1,585,608.72 and 298,932.88

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Solution

The fourth proportional to 1,057,036.90, 1,585,608.72 and 298,932.88 is: 448,414.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,036.90 : 1,585,608.72 = 298,932.88 : x
  2. Step 2: Convert to fraction form
    1,057,036.90/1,585,608.72 = 298,932.88/x
  3. Step 3: Cross multiply
    1,057,036.90x = 1,585,608.72 × 298,932.88
  4. Step 4: Simplify right side
    1,057,036.90x = 473,990,581,222.71
  5. Step 5: Solve for x
    x = 473,990,581,222.71/1,057,036.90
  6. Step 6: Final answer
    x = 448,414.41

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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.