Home / 818,426.33-1,225,543.36-683,154.06

Finding the Fourth Proportional to 818,426.33, 1,225,543.36 and 683,154.06

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Solution

The fourth proportional to 818,426.33, 1,225,543.36 and 683,154.06 is: 1,022,981.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,426.33 : 1,225,543.36 = 683,154.06 : x
  2. Step 2: Convert to fraction form
    818,426.33/1,225,543.36 = 683,154.06/x
  3. Step 3: Cross multiply
    818,426.33x = 1,225,543.36 × 683,154.06
  4. Step 4: Simplify right side
    818,426.33x = 837,234,915,962.33
  5. Step 5: Solve for x
    x = 837,234,915,962.33/818,426.33
  6. Step 6: Final answer
    x = 1,022,981.41

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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.