Home / 1,064,403.59-1,595,219.19-432,578.75

Finding the Fourth Proportional to 1,064,403.59, 1,595,219.19 and 432,578.75

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Solution

The fourth proportional to 1,064,403.59, 1,595,219.19 and 432,578.75 is: 648,304.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,403.59 : 1,595,219.19 = 432,578.75 : x
  2. Step 2: Convert to fraction form
    1,064,403.59/1,595,219.19 = 432,578.75/x
  3. Step 3: Cross multiply
    1,064,403.59x = 1,595,219.19 × 432,578.75
  4. Step 4: Simplify right side
    1,064,403.59x = 690,057,923,186.21
  5. Step 5: Solve for x
    x = 690,057,923,186.21/1,064,403.59
  6. Step 6: Final answer
    x = 648,304.77

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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.