Home / 1,762,577.82-2,432,351.43-998,776.98

Finding the Fourth Proportional to 1,762,577.82, 2,432,351.43 and 998,776.98

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Solution

The fourth proportional to 1,762,577.82, 2,432,351.43 and 998,776.98 is: 1,378,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,577.82 : 2,432,351.43 = 998,776.98 : x
  2. Step 2: Convert to fraction form
    1,762,577.82/2,432,351.43 = 998,776.98/x
  3. Step 3: Cross multiply
    1,762,577.82x = 2,432,351.43 × 998,776.98
  4. Step 4: Simplify right side
    1,762,577.82x = 2,429,376,615,554.08
  5. Step 5: Solve for x
    x = 2,429,376,615,554.08/1,762,577.82
  6. Step 6: Final answer
    x = 1,378,308.85

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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.