Home / 1,616,544-2,424,913.20-494,622.72

Finding the Fourth Proportional to 1,616,544, 2,424,913.20 and 494,622.72

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Solution

The fourth proportional to 1,616,544, 2,424,913.20 and 494,622.72 is: 741,963.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,544 : 2,424,913.20 = 494,622.72 : x
  2. Step 2: Convert to fraction form
    1,616,544/2,424,913.20 = 494,622.72/x
  3. Step 3: Cross multiply
    1,616,544x = 2,424,913.20 × 494,622.72
  4. Step 4: Simplify right side
    1,616,544x = 1,199,417,162,747.90
  5. Step 5: Solve for x
    x = 1,199,417,162,747.90/1,616,544
  6. Step 6: Final answer
    x = 741,963.82

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1.5x scale

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.