Home / 5,337,238.40-7,365,333.76-2,889,807.36

Finding the Fourth Proportional to 5,337,238.40, 7,365,333.76 and 2,889,807.36

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Solution

The fourth proportional to 5,337,238.40, 7,365,333.76 and 2,889,807.36 is: 3,987,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337,238.40 : 7,365,333.76 = 2,889,807.36 : x
  2. Step 2: Convert to fraction form
    5,337,238.40/7,365,333.76 = 2,889,807.36/x
  3. Step 3: Cross multiply
    5,337,238.40x = 7,365,333.76 × 2,889,807.36
  4. Step 4: Simplify right side
    5,337,238.40x = 21,284,395,708,504.47
  5. Step 5: Solve for x
    x = 21,284,395,708,504.47/5,337,238.40
  6. Step 6: Final answer
    x = 3,987,904.25

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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.