Home / 1,224,894.56-1,690,352.96-681,013.17

Finding the Fourth Proportional to 1,224,894.56, 1,690,352.96 and 681,013.17

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Solution

The fourth proportional to 1,224,894.56, 1,690,352.96 and 681,013.17 is: 939,797.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,894.56 : 1,690,352.96 = 681,013.17 : x
  2. Step 2: Convert to fraction form
    1,224,894.56/1,690,352.96 = 681,013.17/x
  3. Step 3: Cross multiply
    1,224,894.56x = 1,690,352.96 × 681,013.17
  4. Step 4: Simplify right side
    1,224,894.56x = 1,151,152,624,303.42
  5. Step 5: Solve for x
    x = 1,151,152,624,303.42/1,224,894.56
  6. Step 6: Final answer
    x = 939,797.32

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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.