Home / 1,090,665.06-1,635,154.65-550,643.43

Finding the Fourth Proportional to 1,090,665.06, 1,635,154.65 and 550,643.43

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Solution

The fourth proportional to 1,090,665.06, 1,635,154.65 and 550,643.43 is: 825,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,665.06 : 1,635,154.65 = 550,643.43 : x
  2. Step 2: Convert to fraction form
    1,090,665.06/1,635,154.65 = 550,643.43/x
  3. Step 3: Cross multiply
    1,090,665.06x = 1,635,154.65 × 550,643.43
  4. Step 4: Simplify right side
    1,090,665.06x = 900,387,165,056.45
  5. Step 5: Solve for x
    x = 900,387,165,056.45/1,090,665.06
  6. Step 6: Final answer
    x = 825,539.57

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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.