Home / 1,212,309.38-1,818,398.16-370,861.14

Finding the Fourth Proportional to 1,212,309.38, 1,818,398.16 and 370,861.14

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Solution

The fourth proportional to 1,212,309.38, 1,818,398.16 and 370,861.14 is: 556,271.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,309.38 : 1,818,398.16 = 370,861.14 : x
  2. Step 2: Convert to fraction form
    1,212,309.38/1,818,398.16 = 370,861.14/x
  3. Step 3: Cross multiply
    1,212,309.38x = 1,818,398.16 × 370,861.14
  4. Step 4: Simplify right side
    1,212,309.38x = 674,373,214,591.50
  5. Step 5: Solve for x
    x = 674,373,214,591.50/1,212,309.38
  6. Step 6: Final answer
    x = 556,271.55

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1.5x scale

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.