Home / 1,014,302.25-1,399,780.85-561,593.25

Finding the Fourth Proportional to 1,014,302.25, 1,399,780.85 and 561,593.25

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Solution

The fourth proportional to 1,014,302.25, 1,399,780.85 and 561,593.25 is: 775,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,302.25 : 1,399,780.85 = 561,593.25 : x
  2. Step 2: Convert to fraction form
    1,014,302.25/1,399,780.85 = 561,593.25/x
  3. Step 3: Cross multiply
    1,014,302.25x = 1,399,780.85 × 561,593.25
  4. Step 4: Simplify right side
    1,014,302.25x = 786,107,474,031.30
  5. Step 5: Solve for x
    x = 786,107,474,031.30/1,014,302.25
  6. Step 6: Final answer
    x = 775,022.90

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1.5x scale

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.