Home / 1,175,627.36-1,763,940.30-642,525.56

Finding the Fourth Proportional to 1,175,627.36, 1,763,940.30 and 642,525.56

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Solution

The fourth proportional to 1,175,627.36, 1,763,940.30 and 642,525.56 is: 964,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,627.36 : 1,763,940.30 = 642,525.56 : x
  2. Step 2: Convert to fraction form
    1,175,627.36/1,763,940.30 = 642,525.56/x
  3. Step 3: Cross multiply
    1,175,627.36x = 1,763,940.30 × 642,525.56
  4. Step 4: Simplify right side
    1,175,627.36x = 1,133,376,729,064.07
  5. Step 5: Solve for x
    x = 1,133,376,729,064.07/1,175,627.36
  6. Step 6: Final answer
    x = 964,061.20

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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.