Home / 1,345,675.08-2,016,227.67-812,074.89

Finding the Fourth Proportional to 1,345,675.08, 2,016,227.67 and 812,074.89

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Solution

The fourth proportional to 1,345,675.08, 2,016,227.67 and 812,074.89 is: 1,216,733.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,675.08 : 2,016,227.67 = 812,074.89 : x
  2. Step 2: Convert to fraction form
    1,345,675.08/2,016,227.67 = 812,074.89/x
  3. Step 3: Cross multiply
    1,345,675.08x = 2,016,227.67 × 812,074.89
  4. Step 4: Simplify right side
    1,345,675.08x = 1,637,327,863,330.21
  5. Step 5: Solve for x
    x = 1,637,327,863,330.21/1,345,675.08
  6. Step 6: Final answer
    x = 1,216,733.44

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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.