Home / 2,157,539.60-3,239,808.60-1,450,701.20

Finding the Fourth Proportional to 2,157,539.60, 3,239,808.60 and 1,450,701.20

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Solution

The fourth proportional to 2,157,539.60, 3,239,808.60 and 1,450,701.20 is: 2,178,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,539.60 : 3,239,808.60 = 1,450,701.20 : x
  2. Step 2: Convert to fraction form
    2,157,539.60/3,239,808.60 = 1,450,701.20/x
  3. Step 3: Cross multiply
    2,157,539.60x = 3,239,808.60 × 1,450,701.20
  4. Step 4: Simplify right side
    2,157,539.60x = 4,699,994,223,790.32
  5. Step 5: Solve for x
    x = 4,699,994,223,790.32/2,157,539.60
  6. Step 6: Final answer
    x = 2,178,404.62

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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.