Home / 1,658,343.70-2,288,487.50-933,191

Finding the Fourth Proportional to 1,658,343.70, 2,288,487.50 and 933,191

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Solution

The fourth proportional to 1,658,343.70, 2,288,487.50 and 933,191 is: 1,287,788.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,343.70 : 2,288,487.50 = 933,191 : x
  2. Step 2: Convert to fraction form
    1,658,343.70/2,288,487.50 = 933,191/x
  3. Step 3: Cross multiply
    1,658,343.70x = 2,288,487.50 × 933,191
  4. Step 4: Simplify right side
    1,658,343.70x = 2,135,595,938,612.50
  5. Step 5: Solve for x
    x = 2,135,595,938,612.50/1,658,343.70
  6. Step 6: Final answer
    x = 1,287,788.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.