Home / 1,523,019.84-2,101,761.72-843,955.80

Finding the Fourth Proportional to 1,523,019.84, 2,101,761.72 and 843,955.80

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Solution

The fourth proportional to 1,523,019.84, 2,101,761.72 and 843,955.80 is: 1,164,655.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,019.84 : 2,101,761.72 = 843,955.80 : x
  2. Step 2: Convert to fraction form
    1,523,019.84/2,101,761.72 = 843,955.80/x
  3. Step 3: Cross multiply
    1,523,019.84x = 2,101,761.72 × 843,955.80
  4. Step 4: Simplify right side
    1,523,019.84x = 1,773,793,993,811.98
  5. Step 5: Solve for x
    x = 1,773,793,993,811.98/1,523,019.84
  6. Step 6: Final answer
    x = 1,164,655.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.