Home / 1,266,990.16-1,900,247.48-635,734.48

Finding the Fourth Proportional to 1,266,990.16, 1,900,247.48 and 635,734.48

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Solution

The fourth proportional to 1,266,990.16, 1,900,247.48 and 635,734.48 is: 953,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,990.16 : 1,900,247.48 = 635,734.48 : x
  2. Step 2: Convert to fraction form
    1,266,990.16/1,900,247.48 = 635,734.48/x
  3. Step 3: Cross multiply
    1,266,990.16x = 1,900,247.48 × 635,734.48
  4. Step 4: Simplify right side
    1,266,990.16x = 1,208,052,843,569.11
  5. Step 5: Solve for x
    x = 1,208,052,843,569.11/1,266,990.16
  6. Step 6: Final answer
    x = 953,482.42

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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.