Home / 1,105,858.43-1,525,298.51-738,150.17

Finding the Fourth Proportional to 1,105,858.43, 1,525,298.51 and 738,150.17

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Solution

The fourth proportional to 1,105,858.43, 1,525,298.51 and 738,150.17 is: 1,018,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,858.43 : 1,525,298.51 = 738,150.17 : x
  2. Step 2: Convert to fraction form
    1,105,858.43/1,525,298.51 = 738,150.17/x
  3. Step 3: Cross multiply
    1,105,858.43x = 1,525,298.51 × 738,150.17
  4. Step 4: Simplify right side
    1,105,858.43x = 1,125,899,354,396.00
  5. Step 5: Solve for x
    x = 1,125,899,354,396.00/1,105,858.43
  6. Step 6: Final answer
    x = 1,018,122.51

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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.