Home / 3,646,128.72-5,031,628.08-2,014,530.96

Finding the Fourth Proportional to 3,646,128.72, 5,031,628.08 and 2,014,530.96

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Solution

The fourth proportional to 3,646,128.72, 5,031,628.08 and 2,014,530.96 is: 2,780,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646,128.72 : 5,031,628.08 = 2,014,530.96 : x
  2. Step 2: Convert to fraction form
    3,646,128.72/5,031,628.08 = 2,014,530.96/x
  3. Step 3: Cross multiply
    3,646,128.72x = 5,031,628.08 × 2,014,530.96
  4. Step 4: Simplify right side
    3,646,128.72x = 10,136,370,546,365.36
  5. Step 5: Solve for x
    x = 10,136,370,546,365.36/3,646,128.72
  6. Step 6: Final answer
    x = 2,780,036.40

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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.