Home / 1,424,828.48-2,137,353.72-413,966.80

Finding the Fourth Proportional to 1,424,828.48, 2,137,353.72 and 413,966.80

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Solution

The fourth proportional to 1,424,828.48, 2,137,353.72 and 413,966.80 is: 620,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,828.48 : 2,137,353.72 = 413,966.80 : x
  2. Step 2: Convert to fraction form
    1,424,828.48/2,137,353.72 = 413,966.80/x
  3. Step 3: Cross multiply
    1,424,828.48x = 2,137,353.72 × 413,966.80
  4. Step 4: Simplify right side
    1,424,828.48x = 884,793,479,936.50
  5. Step 5: Solve for x
    x = 884,793,479,936.50/1,424,828.48
  6. Step 6: Final answer
    x = 620,982.45

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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.