Home / 2,692,280.72-3,720,185.75-2,046,579.90

Finding the Fourth Proportional to 2,692,280.72, 3,720,185.75 and 2,046,579.90

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Solution

The fourth proportional to 2,692,280.72, 3,720,185.75 and 2,046,579.90 is: 2,827,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,280.72 : 3,720,185.75 = 2,046,579.90 : x
  2. Step 2: Convert to fraction form
    2,692,280.72/3,720,185.75 = 2,046,579.90/x
  3. Step 3: Cross multiply
    2,692,280.72x = 3,720,185.75 × 2,046,579.90
  4. Step 4: Simplify right side
    2,692,280.72x = 7,613,657,385,332.87
  5. Step 5: Solve for x
    x = 7,613,657,385,332.87/2,692,280.72
  6. Step 6: Final answer
    x = 2,827,958.22

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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.