Home / 1,266,347.43-1,899,549.15-456,796.57

Finding the Fourth Proportional to 1,266,347.43, 1,899,549.15 and 456,796.57

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Solution

The fourth proportional to 1,266,347.43, 1,899,549.15 and 456,796.57 is: 685,204.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,347.43 : 1,899,549.15 = 456,796.57 : x
  2. Step 2: Convert to fraction form
    1,266,347.43/1,899,549.15 = 456,796.57/x
  3. Step 3: Cross multiply
    1,266,347.43x = 1,899,549.15 × 456,796.57
  4. Step 4: Simplify right side
    1,266,347.43x = 867,707,536,266.42
  5. Step 5: Solve for x
    x = 867,707,536,266.42/1,266,347.43
  6. Step 6: Final answer
    x = 685,204.96

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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.