Home / 2,421,986.13-3,633,491.76-715,994.91

Finding the Fourth Proportional to 2,421,986.13, 3,633,491.76 and 715,994.91

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Solution

The fourth proportional to 2,421,986.13, 3,633,491.76 and 715,994.91 is: 1,074,143.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,986.13 : 3,633,491.76 = 715,994.91 : x
  2. Step 2: Convert to fraction form
    2,421,986.13/3,633,491.76 = 715,994.91/x
  3. Step 3: Cross multiply
    2,421,986.13x = 3,633,491.76 × 715,994.91
  4. Step 4: Simplify right side
    2,421,986.13x = 2,601,561,603,001.96
  5. Step 5: Solve for x
    x = 2,601,561,603,001.96/2,421,986.13
  6. Step 6: Final answer
    x = 1,074,143.89

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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.