Home / 1,638,894.84-2,458,595.52-559,154.58

Finding the Fourth Proportional to 1,638,894.84, 2,458,595.52 and 559,154.58

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Solution

The fourth proportional to 1,638,894.84, 2,458,595.52 and 559,154.58 is: 838,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,894.84 : 2,458,595.52 = 559,154.58 : x
  2. Step 2: Convert to fraction form
    1,638,894.84/2,458,595.52 = 559,154.58/x
  3. Step 3: Cross multiply
    1,638,894.84x = 2,458,595.52 × 559,154.58
  4. Step 4: Simplify right side
    1,638,894.84x = 1,374,734,945,375.48
  5. Step 5: Solve for x
    x = 1,374,734,945,375.48/1,638,894.84
  6. Step 6: Final answer
    x = 838,818.28

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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.