Home / 5,109,425.32-7,664,730.92-1,698,016.36

Finding the Fourth Proportional to 5,109,425.32, 7,664,730.92 and 1,698,016.36

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Solution

The fourth proportional to 5,109,425.32, 7,664,730.92 and 1,698,016.36 is: 2,547,221.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,425.32 : 7,664,730.92 = 1,698,016.36 : x
  2. Step 2: Convert to fraction form
    5,109,425.32/7,664,730.92 = 1,698,016.36/x
  3. Step 3: Cross multiply
    5,109,425.32x = 7,664,730.92 × 1,698,016.36
  4. Step 4: Simplify right side
    5,109,425.32x = 13,014,838,497,157.85
  5. Step 5: Solve for x
    x = 13,014,838,497,157.85/5,109,425.32
  6. Step 6: Final answer
    x = 2,547,221.59

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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.