Home / 1,134,157.07-1,565,131.88-617,909.38

Finding the Fourth Proportional to 1,134,157.07, 1,565,131.88 and 617,909.38

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Solution

The fourth proportional to 1,134,157.07, 1,565,131.88 and 617,909.38 is: 852,712.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,157.07 : 1,565,131.88 = 617,909.38 : x
  2. Step 2: Convert to fraction form
    1,134,157.07/1,565,131.88 = 617,909.38/x
  3. Step 3: Cross multiply
    1,134,157.07x = 1,565,131.88 × 617,909.38
  4. Step 4: Simplify right side
    1,134,157.07x = 967,109,667,220.98
  5. Step 5: Solve for x
    x = 967,109,667,220.98/1,134,157.07
  6. Step 6: Final answer
    x = 852,712.28

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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.