Home / 1,080,750.40-1,621,158.54-370,768.39

Finding the Fourth Proportional to 1,080,750.40, 1,621,158.54 and 370,768.39

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Solution

The fourth proportional to 1,080,750.40, 1,621,158.54 and 370,768.39 is: 556,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,750.40 : 1,621,158.54 = 370,768.39 : x
  2. Step 2: Convert to fraction form
    1,080,750.40/1,621,158.54 = 370,768.39/x
  3. Step 3: Cross multiply
    1,080,750.40x = 1,621,158.54 × 370,768.39
  4. Step 4: Simplify right side
    1,080,750.40x = 601,074,341,810.55
  5. Step 5: Solve for x
    x = 601,074,341,810.55/1,080,750.40
  6. Step 6: Final answer
    x = 556,163.89

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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.