Home / 2,742,503.60-4,113,755.40-1,325,327.60

Finding the Fourth Proportional to 2,742,503.60, 4,113,755.40 and 1,325,327.60

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Solution

The fourth proportional to 2,742,503.60, 4,113,755.40 and 1,325,327.60 is: 1,987,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,503.60 : 4,113,755.40 = 1,325,327.60 : x
  2. Step 2: Convert to fraction form
    2,742,503.60/4,113,755.40 = 1,325,327.60/x
  3. Step 3: Cross multiply
    2,742,503.60x = 4,113,755.40 × 1,325,327.60
  4. Step 4: Simplify right side
    2,742,503.60x = 5,452,073,571,269.04
  5. Step 5: Solve for x
    x = 5,452,073,571,269.04/2,742,503.60
  6. Step 6: Final answer
    x = 1,987,991.40

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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.