Home / 3,797,370.86-5,240,421-2,078,454.47

Finding the Fourth Proportional to 3,797,370.86, 5,240,421 and 2,078,454.47

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Solution

The fourth proportional to 3,797,370.86, 5,240,421 and 2,078,454.47 is: 2,868,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797,370.86 : 5,240,421 = 2,078,454.47 : x
  2. Step 2: Convert to fraction form
    3,797,370.86/5,240,421 = 2,078,454.47/x
  3. Step 3: Cross multiply
    3,797,370.86x = 5,240,421 × 2,078,454.47
  4. Step 4: Simplify right side
    3,797,370.86x = 10,891,976,425,929.77
  5. Step 5: Solve for x
    x = 10,891,976,425,929.77/3,797,370.86
  6. Step 6: Final answer
    x = 2,868,294.10

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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.