Home / 1,476,825.20-2,215,237.80-354,894.20

Finding the Fourth Proportional to 1,476,825.20, 2,215,237.80 and 354,894.20

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Solution

The fourth proportional to 1,476,825.20, 2,215,237.80 and 354,894.20 is: 532,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,825.20 : 2,215,237.80 = 354,894.20 : x
  2. Step 2: Convert to fraction form
    1,476,825.20/2,215,237.80 = 354,894.20/x
  3. Step 3: Cross multiply
    1,476,825.20x = 2,215,237.80 × 354,894.20
  4. Step 4: Simplify right side
    1,476,825.20x = 786,175,046,840.76
  5. Step 5: Solve for x
    x = 786,175,046,840.76/1,476,825.20
  6. Step 6: Final answer
    x = 532,341.30

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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.