Home / 1,080,751.90-1,621,160.79-370,769.89

Finding the Fourth Proportional to 1,080,751.90, 1,621,160.79 and 370,769.89

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Solution

The fourth proportional to 1,080,751.90, 1,621,160.79 and 370,769.89 is: 556,166.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,751.90 : 1,621,160.79 = 370,769.89 : x
  2. Step 2: Convert to fraction form
    1,080,751.90/1,621,160.79 = 370,769.89/x
  3. Step 3: Cross multiply
    1,080,751.90x = 1,621,160.79 × 370,769.89
  4. Step 4: Simplify right side
    1,080,751.90x = 601,077,607,780.61
  5. Step 5: Solve for x
    x = 601,077,607,780.61/1,080,751.90
  6. Step 6: Final answer
    x = 556,166.14

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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.