Home / 2,742,490.60-4,113,735.90-1,325,314.60

Finding the Fourth Proportional to 2,742,490.60, 4,113,735.90 and 1,325,314.60

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Solution

The fourth proportional to 2,742,490.60, 4,113,735.90 and 1,325,314.60 is: 1,987,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,490.60 : 4,113,735.90 = 1,325,314.60 : x
  2. Step 2: Convert to fraction form
    2,742,490.60/4,113,735.90 = 1,325,314.60/x
  3. Step 3: Cross multiply
    2,742,490.60x = 4,113,735.90 × 1,325,314.60
  4. Step 4: Simplify right side
    2,742,490.60x = 5,451,994,248,814.14
  5. Step 5: Solve for x
    x = 5,451,994,248,814.14/2,742,490.60
  6. Step 6: Final answer
    x = 1,987,971.90

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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.