Home / 1,266,665.04-1,900,014.03-413,730.18

Finding the Fourth Proportional to 1,266,665.04, 1,900,014.03 and 413,730.18

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Solution

The fourth proportional to 1,266,665.04, 1,900,014.03 and 413,730.18 is: 620,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,665.04 : 1,900,014.03 = 413,730.18 : x
  2. Step 2: Convert to fraction form
    1,266,665.04/1,900,014.03 = 413,730.18/x
  3. Step 3: Cross multiply
    1,266,665.04x = 1,900,014.03 × 413,730.18
  4. Step 4: Simplify right side
    1,266,665.04x = 786,093,146,634.43
  5. Step 5: Solve for x
    x = 786,093,146,634.43/1,266,665.04
  6. Step 6: Final answer
    x = 620,600.65

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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.