Home / 3,081,407.65-4,252,339.34-1,723,280.65

Finding the Fourth Proportional to 3,081,407.65, 4,252,339.34 and 1,723,280.65

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Solution

The fourth proportional to 3,081,407.65, 4,252,339.34 and 1,723,280.65 is: 2,378,125.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,407.65 : 4,252,339.34 = 1,723,280.65 : x
  2. Step 2: Convert to fraction form
    3,081,407.65/4,252,339.34 = 1,723,280.65/x
  3. Step 3: Cross multiply
    3,081,407.65x = 4,252,339.34 × 1,723,280.65
  4. Step 4: Simplify right side
    3,081,407.65x = 7,327,974,101,855.77
  5. Step 5: Solve for x
    x = 7,327,974,101,855.77/3,081,407.65
  6. Step 6: Final answer
    x = 2,378,125.50

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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.