Home / 1,225,984.18-1,839,136.95-405,050.06

Finding the Fourth Proportional to 1,225,984.18, 1,839,136.95 and 405,050.06

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Solution

The fourth proportional to 1,225,984.18, 1,839,136.95 and 405,050.06 is: 607,628.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,984.18 : 1,839,136.95 = 405,050.06 : x
  2. Step 2: Convert to fraction form
    1,225,984.18/1,839,136.95 = 405,050.06/x
  3. Step 3: Cross multiply
    1,225,984.18x = 1,839,136.95 × 405,050.06
  4. Step 4: Simplify right side
    1,225,984.18x = 744,942,531,945.72
  5. Step 5: Solve for x
    x = 744,942,531,945.72/1,225,984.18
  6. Step 6: Final answer
    x = 607,628.18

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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.