Home / 875,857.88-1,315,653.50-824,665.22

Finding the Fourth Proportional to 875,857.88, 1,315,653.50 and 824,665.22

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Solution

The fourth proportional to 875,857.88, 1,315,653.50 and 824,665.22 is: 1,238,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,857.88 : 1,315,653.50 = 824,665.22 : x
  2. Step 2: Convert to fraction form
    875,857.88/1,315,653.50 = 824,665.22/x
  3. Step 3: Cross multiply
    875,857.88x = 1,315,653.50 × 824,665.22
  4. Step 4: Simplify right side
    875,857.88x = 1,084,973,683,021.27
  5. Step 5: Solve for x
    x = 1,084,973,683,021.27/875,857.88
  6. Step 6: Final answer
    x = 1,238,755.41

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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.