Home / 3,187,607.09-4,398,769.46-1,737,271.31

Finding the Fourth Proportional to 3,187,607.09, 4,398,769.46 and 1,737,271.31

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Solution

The fourth proportional to 3,187,607.09, 4,398,769.46 and 1,737,271.31 is: 2,397,364.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,607.09 : 4,398,769.46 = 1,737,271.31 : x
  2. Step 2: Convert to fraction form
    3,187,607.09/4,398,769.46 = 1,737,271.31/x
  3. Step 3: Cross multiply
    3,187,607.09x = 4,398,769.46 × 1,737,271.31
  4. Step 4: Simplify right side
    3,187,607.09x = 7,641,855,964,511.52
  5. Step 5: Solve for x
    x = 7,641,855,964,511.52/3,187,607.09
  6. Step 6: Final answer
    x = 2,397,364.47

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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.