Home / 2,623,820.72-3,619,634.85-1,535,418.45

Finding the Fourth Proportional to 2,623,820.72, 3,619,634.85 and 1,535,418.45

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Solution

The fourth proportional to 2,623,820.72, 3,619,634.85 and 1,535,418.45 is: 2,118,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,820.72 : 3,619,634.85 = 1,535,418.45 : x
  2. Step 2: Convert to fraction form
    2,623,820.72/3,619,634.85 = 1,535,418.45/x
  3. Step 3: Cross multiply
    2,623,820.72x = 3,619,634.85 × 1,535,418.45
  4. Step 4: Simplify right side
    2,623,820.72x = 5,557,654,130,952.98
  5. Step 5: Solve for x
    x = 5,557,654,130,952.98/2,623,820.72
  6. Step 6: Final answer
    x = 2,118,153.16

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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.