Home / 1,638,115.79-2,458,280.85-573,167.07

Finding the Fourth Proportional to 1,638,115.79, 2,458,280.85 and 573,167.07

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Solution

The fourth proportional to 1,638,115.79, 2,458,280.85 and 573,167.07 is: 860,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,115.79 : 2,458,280.85 = 573,167.07 : x
  2. Step 2: Convert to fraction form
    1,638,115.79/2,458,280.85 = 573,167.07/x
  3. Step 3: Cross multiply
    1,638,115.79x = 2,458,280.85 × 573,167.07
  4. Step 4: Simplify right side
    1,638,115.79x = 1,409,005,629,882.23
  5. Step 5: Solve for x
    x = 1,409,005,629,882.23/1,638,115.79
  6. Step 6: Final answer
    x = 860,138.00

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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.