Home / 1,424,723.73-2,137,485.13-572,393.89

Finding the Fourth Proportional to 1,424,723.73, 2,137,485.13 and 572,393.89

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Solution

The fourth proportional to 1,424,723.73, 2,137,485.13 and 572,393.89 is: 858,751.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,723.73 : 2,137,485.13 = 572,393.89 : x
  2. Step 2: Convert to fraction form
    1,424,723.73/2,137,485.13 = 572,393.89/x
  3. Step 3: Cross multiply
    1,424,723.73x = 2,137,485.13 × 572,393.89
  4. Step 4: Simplify right side
    1,424,723.73x = 1,223,483,434,751.59
  5. Step 5: Solve for x
    x = 1,223,483,434,751.59/1,424,723.73
  6. Step 6: Final answer
    x = 858,751.36

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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.