Home / 1,212,313.47-1,818,404.22-370,865.22

Finding the Fourth Proportional to 1,212,313.47, 1,818,404.22 and 370,865.22

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Solution

The fourth proportional to 1,212,313.47, 1,818,404.22 and 370,865.22 is: 556,277.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,313.47 : 1,818,404.22 = 370,865.22 : x
  2. Step 2: Convert to fraction form
    1,212,313.47/1,818,404.22 = 370,865.22/x
  3. Step 3: Cross multiply
    1,212,313.47x = 1,818,404.22 × 370,865.22
  4. Step 4: Simplify right side
    1,212,313.47x = 674,382,881,099.23
  5. Step 5: Solve for x
    x = 674,382,881,099.23/1,212,313.47
  6. Step 6: Final answer
    x = 556,277.64

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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.