Home / 1,111,223.88-1,533,457.58-652,331.13

Finding the Fourth Proportional to 1,111,223.88, 1,533,457.58 and 652,331.13

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Solution

The fourth proportional to 1,111,223.88, 1,533,457.58 and 652,331.13 is: 900,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,223.88 : 1,533,457.58 = 652,331.13 : x
  2. Step 2: Convert to fraction form
    1,111,223.88/1,533,457.58 = 652,331.13/x
  3. Step 3: Cross multiply
    1,111,223.88x = 1,533,457.58 × 652,331.13
  4. Step 4: Simplify right side
    1,111,223.88x = 1,000,322,115,968.47
  5. Step 5: Solve for x
    x = 1,000,322,115,968.47/1,111,223.88
  6. Step 6: Final answer
    x = 900,198.54

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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.