Home / 1,060,918.57-1,590,418.31-386,842.22

Finding the Fourth Proportional to 1,060,918.57, 1,590,418.31 and 386,842.22

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Solution

The fourth proportional to 1,060,918.57, 1,590,418.31 and 386,842.22 is: 579,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,918.57 : 1,590,418.31 = 386,842.22 : x
  2. Step 2: Convert to fraction form
    1,060,918.57/1,590,418.31 = 386,842.22/x
  3. Step 3: Cross multiply
    1,060,918.57x = 1,590,418.31 × 386,842.22
  4. Step 4: Simplify right side
    1,060,918.57x = 615,240,939,882.75
  5. Step 5: Solve for x
    x = 615,240,939,882.75/1,060,918.57
  6. Step 6: Final answer
    x = 579,913.44

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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.