Home / 1,424,614.32-2,137,032.60-413,752.80

Finding the Fourth Proportional to 1,424,614.32, 2,137,032.60 and 413,752.80

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Solution

The fourth proportional to 1,424,614.32, 2,137,032.60 and 413,752.80 is: 620,661.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,614.32 : 2,137,032.60 = 413,752.80 : x
  2. Step 2: Convert to fraction form
    1,424,614.32/2,137,032.60 = 413,752.80/x
  3. Step 3: Cross multiply
    1,424,614.32x = 2,137,032.60 × 413,752.80
  4. Step 4: Simplify right side
    1,424,614.32x = 884,203,221,941.28
  5. Step 5: Solve for x
    x = 884,203,221,941.28/1,424,614.32
  6. Step 6: Final answer
    x = 620,661.47

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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.