Home / 1,212,309.48-1,818,398.24-370,861.22

Finding the Fourth Proportional to 1,212,309.48, 1,818,398.24 and 370,861.22

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Solution

The fourth proportional to 1,212,309.48, 1,818,398.24 and 370,861.22 is: 556,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,309.48 : 1,818,398.24 = 370,861.22 : x
  2. Step 2: Convert to fraction form
    1,212,309.48/1,818,398.24 = 370,861.22/x
  3. Step 3: Cross multiply
    1,212,309.48x = 1,818,398.24 × 370,861.22
  4. Step 4: Simplify right side
    1,212,309.48x = 674,373,389,732.25
  5. Step 5: Solve for x
    x = 674,373,389,732.25/1,212,309.48
  6. Step 6: Final answer
    x = 556,271.65

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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.