Home / 1,638,898.34-2,458,600.78-559,158.08

Finding the Fourth Proportional to 1,638,898.34, 2,458,600.78 and 559,158.08

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Solution

The fourth proportional to 1,638,898.34, 2,458,600.78 and 559,158.08 is: 838,823.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,898.34 : 2,458,600.78 = 559,158.08 : x
  2. Step 2: Convert to fraction form
    1,638,898.34/2,458,600.78 = 559,158.08/x
  3. Step 3: Cross multiply
    1,638,898.34x = 2,458,600.78 × 559,158.08
  4. Step 4: Simplify right side
    1,638,898.34x = 1,374,746,491,631.30
  5. Step 5: Solve for x
    x = 1,374,746,491,631.30/1,638,898.34
  6. Step 6: Final answer
    x = 838,823.53

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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.