Home / 1,851,979.07-2,555,830.53-1,036,134.21

Finding the Fourth Proportional to 1,851,979.07, 2,555,830.53 and 1,036,134.21

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Solution

The fourth proportional to 1,851,979.07, 2,555,830.53 and 1,036,134.21 is: 1,429,920.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,979.07 : 2,555,830.53 = 1,036,134.21 : x
  2. Step 2: Convert to fraction form
    1,851,979.07/2,555,830.53 = 1,036,134.21/x
  3. Step 3: Cross multiply
    1,851,979.07x = 2,555,830.53 × 1,036,134.21
  4. Step 4: Simplify right side
    1,851,979.07x = 2,648,183,456,679.80
  5. Step 5: Solve for x
    x = 2,648,183,456,679.80/1,851,979.07
  6. Step 6: Final answer
    x = 1,429,920.83

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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.