Home / 1,223,077.84-1,834,551.96-381,533.20

Finding the Fourth Proportional to 1,223,077.84, 1,834,551.96 and 381,533.20

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Solution

The fourth proportional to 1,223,077.84, 1,834,551.96 and 381,533.20 is: 572,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,077.84 : 1,834,551.96 = 381,533.20 : x
  2. Step 2: Convert to fraction form
    1,223,077.84/1,834,551.96 = 381,533.20/x
  3. Step 3: Cross multiply
    1,223,077.84x = 1,834,551.96 × 381,533.20
  4. Step 4: Simplify right side
    1,223,077.84x = 699,942,479,865.07
  5. Step 5: Solve for x
    x = 699,942,479,865.07/1,223,077.84
  6. Step 6: Final answer
    x = 572,279.59

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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.