Home / 3,348,988.34-4,621,463.33-1,898,781.35

Finding the Fourth Proportional to 3,348,988.34, 4,621,463.33 and 1,898,781.35

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Solution

The fourth proportional to 3,348,988.34, 4,621,463.33 and 1,898,781.35 is: 2,620,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,988.34 : 4,621,463.33 = 1,898,781.35 : x
  2. Step 2: Convert to fraction form
    3,348,988.34/4,621,463.33 = 1,898,781.35/x
  3. Step 3: Cross multiply
    3,348,988.34x = 4,621,463.33 × 1,898,781.35
  4. Step 4: Simplify right side
    3,348,988.34x = 8,775,148,382,772.65
  5. Step 5: Solve for x
    x = 8,775,148,382,772.65/3,348,988.34
  6. Step 6: Final answer
    x = 2,620,238.56

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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.