Home / 2,789,342.61-3,848,997.09-1,565,782.93

Finding the Fourth Proportional to 2,789,342.61, 3,848,997.09 and 1,565,782.93

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Solution

The fourth proportional to 2,789,342.61, 3,848,997.09 and 1,565,782.93 is: 2,160,614.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,342.61 : 3,848,997.09 = 1,565,782.93 : x
  2. Step 2: Convert to fraction form
    2,789,342.61/3,848,997.09 = 1,565,782.93/x
  3. Step 3: Cross multiply
    2,789,342.61x = 3,848,997.09 × 1,565,782.93
  4. Step 4: Simplify right side
    2,789,342.61x = 6,026,693,941,141.67
  5. Step 5: Solve for x
    x = 6,026,693,941,141.67/2,789,342.61
  6. Step 6: Final answer
    x = 2,160,614.45

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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.