Home / 3,460,943.45-4,776,073.72-1,912,200.26

Finding the Fourth Proportional to 3,460,943.45, 4,776,073.72 and 1,912,200.26

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Solution

The fourth proportional to 3,460,943.45, 4,776,073.72 and 1,912,200.26 is: 2,638,820.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,943.45 : 4,776,073.72 = 1,912,200.26 : x
  2. Step 2: Convert to fraction form
    3,460,943.45/4,776,073.72 = 1,912,200.26/x
  3. Step 3: Cross multiply
    3,460,943.45x = 4,776,073.72 × 1,912,200.26
  4. Step 4: Simplify right side
    3,460,943.45x = 9,132,809,418,123.84
  5. Step 5: Solve for x
    x = 9,132,809,418,123.84/3,460,943.45
  6. Step 6: Final answer
    x = 2,638,820.76

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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.