Home / 1,330,697.30-1,996,045.95-622,109.30

Finding the Fourth Proportional to 1,330,697.30, 1,996,045.95 and 622,109.30

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Solution

The fourth proportional to 1,330,697.30, 1,996,045.95 and 622,109.30 is: 933,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,697.30 : 1,996,045.95 = 622,109.30 : x
  2. Step 2: Convert to fraction form
    1,330,697.30/1,996,045.95 = 622,109.30/x
  3. Step 3: Cross multiply
    1,330,697.30x = 1,996,045.95 × 622,109.30
  4. Step 4: Simplify right side
    1,330,697.30x = 1,241,758,748,722.34
  5. Step 5: Solve for x
    x = 1,241,758,748,722.34/1,330,697.30
  6. Step 6: Final answer
    x = 933,163.95

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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.