Home / 2,137,847.93-2,950,278.09-1,220,058.80

Finding the Fourth Proportional to 2,137,847.93, 2,950,278.09 and 1,220,058.80

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Solution

The fourth proportional to 2,137,847.93, 2,950,278.09 and 1,220,058.80 is: 1,683,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,847.93 : 2,950,278.09 = 1,220,058.80 : x
  2. Step 2: Convert to fraction form
    2,137,847.93/2,950,278.09 = 1,220,058.80/x
  3. Step 3: Cross multiply
    2,137,847.93x = 2,950,278.09 × 1,220,058.80
  4. Step 4: Simplify right side
    2,137,847.93x = 3,599,512,754,483.94
  5. Step 5: Solve for x
    x = 3,599,512,754,483.94/2,137,847.93
  6. Step 6: Final answer
    x = 1,683,708.51

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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.