Home / 1,165,019.30-1,608,009.77-674,909.63

Finding the Fourth Proportional to 1,165,019.30, 1,608,009.77 and 674,909.63

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Solution

The fourth proportional to 1,165,019.30, 1,608,009.77 and 674,909.63 is: 931,539.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,019.30 : 1,608,009.77 = 674,909.63 : x
  2. Step 2: Convert to fraction form
    1,165,019.30/1,608,009.77 = 674,909.63/x
  3. Step 3: Cross multiply
    1,165,019.30x = 1,608,009.77 × 674,909.63
  4. Step 4: Simplify right side
    1,165,019.30x = 1,085,261,272,554.31
  5. Step 5: Solve for x
    x = 1,085,261,272,554.31/1,165,019.30
  6. Step 6: Final answer
    x = 931,539.31

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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.