Home / 1,393,457.97-2,090,085.43-625,193.59

Finding the Fourth Proportional to 1,393,457.97, 2,090,085.43 and 625,193.59

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Solution

The fourth proportional to 1,393,457.97, 2,090,085.43 and 625,193.59 is: 937,744.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,457.97 : 2,090,085.43 = 625,193.59 : x
  2. Step 2: Convert to fraction form
    1,393,457.97/2,090,085.43 = 625,193.59/x
  3. Step 3: Cross multiply
    1,393,457.97x = 2,090,085.43 × 625,193.59
  4. Step 4: Simplify right side
    1,393,457.97x = 1,306,708,013,388.39
  5. Step 5: Solve for x
    x = 1,306,708,013,388.39/1,393,457.97
  6. Step 6: Final answer
    x = 937,744.83

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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.