Home / 1,225,527-1,691,202.96-681,651.12

Finding the Fourth Proportional to 1,225,527, 1,691,202.96 and 681,651.12

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Solution

The fourth proportional to 1,225,527, 1,691,202.96 and 681,651.12 is: 940,665.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,527 : 1,691,202.96 = 681,651.12 : x
  2. Step 2: Convert to fraction form
    1,225,527/1,691,202.96 = 681,651.12/x
  3. Step 3: Cross multiply
    1,225,527x = 1,691,202.96 × 681,651.12
  4. Step 4: Simplify right side
    1,225,527x = 1,152,810,391,831.32
  5. Step 5: Solve for x
    x = 1,152,810,391,831.32/1,225,527
  6. Step 6: Final answer
    x = 940,665.03

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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.