Home / 5,198,323.29-7,798,005.69-1,786,160.35

Finding the Fourth Proportional to 5,198,323.29, 7,798,005.69 and 1,786,160.35

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Solution

The fourth proportional to 5,198,323.29, 7,798,005.69 and 1,786,160.35 is: 2,679,419.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198,323.29 : 7,798,005.69 = 1,786,160.35 : x
  2. Step 2: Convert to fraction form
    5,198,323.29/7,798,005.69 = 1,786,160.35/x
  3. Step 3: Cross multiply
    5,198,323.29x = 7,798,005.69 × 1,786,160.35
  4. Step 4: Simplify right side
    5,198,323.29x = 13,928,488,572,552.39
  5. Step 5: Solve for x
    x = 13,928,488,572,552.39/5,198,323.29
  6. Step 6: Final answer
    x = 2,679,419.46

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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.