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Finding the Fourth Proportional to 3,709,292.40, 5,563,938.60 and 2,752,698.60

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Solution

The fourth proportional to 3,709,292.40, 5,563,938.60 and 2,752,698.60 is: 4,129,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,292.40 : 5,563,938.60 = 2,752,698.60 : x
  2. Step 2: Convert to fraction form
    3,709,292.40/5,563,938.60 = 2,752,698.60/x
  3. Step 3: Cross multiply
    3,709,292.40x = 5,563,938.60 × 2,752,698.60
  4. Step 4: Simplify right side
    3,709,292.40x = 15,315,845,994,705.96
  5. Step 5: Solve for x
    x = 15,315,845,994,705.96/3,709,292.40
  6. Step 6: Final answer
    x = 4,129,047.90

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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.