Home / 2,408,846.40-3,610,207.80-987,296.40

Finding the Fourth Proportional to 2,408,846.40, 3,610,207.80 and 987,296.40

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Solution

The fourth proportional to 2,408,846.40, 3,610,207.80 and 987,296.40 is: 1,479,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408,846.40 : 3,610,207.80 = 987,296.40 : x
  2. Step 2: Convert to fraction form
    2,408,846.40/3,610,207.80 = 987,296.40/x
  3. Step 3: Cross multiply
    2,408,846.40x = 3,610,207.80 × 987,296.40
  4. Step 4: Simplify right side
    2,408,846.40x = 3,564,345,164,191.92
  5. Step 5: Solve for x
    x = 3,564,345,164,191.92/2,408,846.40
  6. Step 6: Final answer
    x = 1,479,689.68

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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.