Home / 2,698,110.72-3,721,680.45-2,052,114.66

Finding the Fourth Proportional to 2,698,110.72, 3,721,680.45 and 2,052,114.66

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Solution

The fourth proportional to 2,698,110.72, 3,721,680.45 and 2,052,114.66 is: 2,830,615.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,110.72 : 3,721,680.45 = 2,052,114.66 : x
  2. Step 2: Convert to fraction form
    2,698,110.72/3,721,680.45 = 2,052,114.66/x
  3. Step 3: Cross multiply
    2,698,110.72x = 3,721,680.45 × 2,052,114.66
  4. Step 4: Simplify right side
    2,698,110.72x = 7,637,315,011,280.40
  5. Step 5: Solve for x
    x = 7,637,315,011,280.40/2,698,110.72
  6. Step 6: Final answer
    x = 2,830,615.87

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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.