Home / 2,196,809.90-3,295,740.96-916,705.28

Finding the Fourth Proportional to 2,196,809.90, 3,295,740.96 and 916,705.28

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Solution

The fourth proportional to 2,196,809.90, 3,295,740.96 and 916,705.28 is: 1,375,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,809.90 : 3,295,740.96 = 916,705.28 : x
  2. Step 2: Convert to fraction form
    2,196,809.90/3,295,740.96 = 916,705.28/x
  3. Step 3: Cross multiply
    2,196,809.90x = 3,295,740.96 × 916,705.28
  4. Step 4: Simplify right side
    2,196,809.90x = 3,021,223,126,721.39
  5. Step 5: Solve for x
    x = 3,021,223,126,721.39/2,196,809.90
  6. Step 6: Final answer
    x = 1,375,277.46

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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.