Home / 1,199,374.12-1,798,796.20-346,260.45

Finding the Fourth Proportional to 1,199,374.12, 1,798,796.20 and 346,260.45

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Solution

The fourth proportional to 1,199,374.12, 1,798,796.20 and 346,260.45 is: 519,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,374.12 : 1,798,796.20 = 346,260.45 : x
  2. Step 2: Convert to fraction form
    1,199,374.12/1,798,796.20 = 346,260.45/x
  3. Step 3: Cross multiply
    1,199,374.12x = 1,798,796.20 × 346,260.45
  4. Step 4: Simplify right side
    1,199,374.12x = 622,851,981,670.29
  5. Step 5: Solve for x
    x = 622,851,981,670.29/1,199,374.12
  6. Step 6: Final answer
    x = 519,314.18

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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.