Home / 1,475,008.82-2,035,511.61-863,278.05

Finding the Fourth Proportional to 1,475,008.82, 2,035,511.61 and 863,278.05

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Solution

The fourth proportional to 1,475,008.82, 2,035,511.61 and 863,278.05 is: 1,191,323.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,008.82 : 2,035,511.61 = 863,278.05 : x
  2. Step 2: Convert to fraction form
    1,475,008.82/2,035,511.61 = 863,278.05/x
  3. Step 3: Cross multiply
    1,475,008.82x = 2,035,511.61 × 863,278.05
  4. Step 4: Simplify right side
    1,475,008.82x = 1,757,212,497,829.04
  5. Step 5: Solve for x
    x = 1,757,212,497,829.04/1,475,008.82
  6. Step 6: Final answer
    x = 1,191,323.38

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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.