Home / 1,342,008.60-1,852,022.84-769,159.32

Finding the Fourth Proportional to 1,342,008.60, 1,852,022.84 and 769,159.32

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Solution

The fourth proportional to 1,342,008.60, 1,852,022.84 and 769,159.32 is: 1,061,469.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,008.60 : 1,852,022.84 = 769,159.32 : x
  2. Step 2: Convert to fraction form
    1,342,008.60/1,852,022.84 = 769,159.32/x
  3. Step 3: Cross multiply
    1,342,008.60x = 1,852,022.84 × 769,159.32
  4. Step 4: Simplify right side
    1,342,008.60x = 1,424,500,628,238.87
  5. Step 5: Solve for x
    x = 1,424,500,628,238.87/1,342,008.60
  6. Step 6: Final answer
    x = 1,061,469.08

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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.