Home / 2,807,064-3,873,512.88-1,660,943.52

Finding the Fourth Proportional to 2,807,064, 3,873,512.88 and 1,660,943.52

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Solution

The fourth proportional to 2,807,064, 3,873,512.88 and 1,660,943.52 is: 2,291,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,064 : 3,873,512.88 = 1,660,943.52 : x
  2. Step 2: Convert to fraction form
    2,807,064/3,873,512.88 = 1,660,943.52/x
  3. Step 3: Cross multiply
    2,807,064x = 3,873,512.88 × 1,660,943.52
  4. Step 4: Simplify right side
    2,807,064x = 6,433,686,117,672.54
  5. Step 5: Solve for x
    x = 6,433,686,117,672.54/2,807,064
  6. Step 6: Final answer
    x = 2,291,962.75

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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.