Home / 1,212,669.53-1,818,694.01-359,541.68

Finding the Fourth Proportional to 1,212,669.53, 1,818,694.01 and 359,541.68

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Solution

The fourth proportional to 1,212,669.53, 1,818,694.01 and 359,541.68 is: 539,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,669.53 : 1,818,694.01 = 359,541.68 : x
  2. Step 2: Convert to fraction form
    1,212,669.53/1,818,694.01 = 359,541.68/x
  3. Step 3: Cross multiply
    1,212,669.53x = 1,818,694.01 × 359,541.68
  4. Step 4: Simplify right side
    1,212,669.53x = 653,896,305,206.93
  5. Step 5: Solve for x
    x = 653,896,305,206.93/1,212,669.53
  6. Step 6: Final answer
    x = 539,220.53

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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.