Home / 1,266,225.62-1,747,649.76-858,458.57

Finding the Fourth Proportional to 1,266,225.62, 1,747,649.76 and 858,458.57

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Solution

The fourth proportional to 1,266,225.62, 1,747,649.76 and 858,458.57 is: 1,184,848.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,225.62 : 1,747,649.76 = 858,458.57 : x
  2. Step 2: Convert to fraction form
    1,266,225.62/1,747,649.76 = 858,458.57/x
  3. Step 3: Cross multiply
    1,266,225.62x = 1,747,649.76 × 858,458.57
  4. Step 4: Simplify right side
    1,266,225.62x = 1,500,284,913,830.44
  5. Step 5: Solve for x
    x = 1,500,284,913,830.44/1,266,225.62
  6. Step 6: Final answer
    x = 1,184,848.02

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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.