Home / 1,638,208.93-2,458,420.57-573,260.21

Finding the Fourth Proportional to 1,638,208.93, 2,458,420.57 and 573,260.21

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Solution

The fourth proportional to 1,638,208.93, 2,458,420.57 and 573,260.21 is: 860,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,208.93 : 2,458,420.57 = 573,260.21 : x
  2. Step 2: Convert to fraction form
    1,638,208.93/2,458,420.57 = 573,260.21/x
  3. Step 3: Cross multiply
    1,638,208.93x = 2,458,420.57 × 573,260.21
  4. Step 4: Simplify right side
    1,638,208.93x = 1,409,314,696,939.42
  5. Step 5: Solve for x
    x = 1,409,314,696,939.42/1,638,208.93
  6. Step 6: Final answer
    x = 860,277.75

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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.