Home / 3,807,915.44-5,711,829.36-1,285,342.16

Finding the Fourth Proportional to 3,807,915.44, 5,711,829.36 and 1,285,342.16

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Solution

The fourth proportional to 3,807,915.44, 5,711,829.36 and 1,285,342.16 is: 1,927,998.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807,915.44 : 5,711,829.36 = 1,285,342.16 : x
  2. Step 2: Convert to fraction form
    3,807,915.44/5,711,829.36 = 1,285,342.16/x
  3. Step 3: Cross multiply
    3,807,915.44x = 5,711,829.36 × 1,285,342.16
  4. Step 4: Simplify right side
    3,807,915.44x = 7,341,655,087,133.82
  5. Step 5: Solve for x
    x = 7,341,655,087,133.82/3,807,915.44
  6. Step 6: Final answer
    x = 1,927,998.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.