Home / 1,004,679.96-1,386,452.85-545,790.90

Finding the Fourth Proportional to 1,004,679.96, 1,386,452.85 and 545,790.90

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Solution

The fourth proportional to 1,004,679.96, 1,386,452.85 and 545,790.90 is: 753,188.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,679.96 : 1,386,452.85 = 545,790.90 : x
  2. Step 2: Convert to fraction form
    1,004,679.96/1,386,452.85 = 545,790.90/x
  3. Step 3: Cross multiply
    1,004,679.96x = 1,386,452.85 × 545,790.90
  4. Step 4: Simplify right side
    1,004,679.96x = 756,713,348,809.07
  5. Step 5: Solve for x
    x = 756,713,348,809.07/1,004,679.96
  6. Step 6: Final answer
    x = 753,188.46

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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.