Home / 1,479,296-2,218,572.80-414,062.08

Finding the Fourth Proportional to 1,479,296, 2,218,572.80 and 414,062.08

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Solution

The fourth proportional to 1,479,296, 2,218,572.80 and 414,062.08 is: 620,989.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,296 : 2,218,572.80 = 414,062.08 : x
  2. Step 2: Convert to fraction form
    1,479,296/2,218,572.80 = 414,062.08/x
  3. Step 3: Cross multiply
    1,479,296x = 2,218,572.80 × 414,062.08
  4. Step 4: Simplify right side
    1,479,296x = 918,626,868,199.42
  5. Step 5: Solve for x
    x = 918,626,868,199.42/1,479,296
  6. Step 6: Final answer
    x = 620,989.22

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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.