Home / 4,160,209.91-6,240,628.34-1,242,071.72

Finding the Fourth Proportional to 4,160,209.91, 6,240,628.34 and 1,242,071.72

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Solution

The fourth proportional to 4,160,209.91, 6,240,628.34 and 1,242,071.72 is: 1,863,201.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,209.91 : 6,240,628.34 = 1,242,071.72 : x
  2. Step 2: Convert to fraction form
    4,160,209.91/6,240,628.34 = 1,242,071.72/x
  3. Step 3: Cross multiply
    4,160,209.91x = 6,240,628.34 × 1,242,071.72
  4. Step 4: Simplify right side
    4,160,209.91x = 7,751,307,938,731.05
  5. Step 5: Solve for x
    x = 7,751,307,938,731.05/4,160,209.91
  6. Step 6: Final answer
    x = 1,863,201.16

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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.