Home / 2,196,147.60-3,291,763.80-1,249,971.60

Finding the Fourth Proportional to 2,196,147.60, 3,291,763.80 and 1,249,971.60

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Solution

The fourth proportional to 2,196,147.60, 3,291,763.80 and 1,249,971.60 is: 1,873,558.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,147.60 : 3,291,763.80 = 1,249,971.60 : x
  2. Step 2: Convert to fraction form
    2,196,147.60/3,291,763.80 = 1,249,971.60/x
  3. Step 3: Cross multiply
    2,196,147.60x = 3,291,763.80 × 1,249,971.60
  4. Step 4: Simplify right side
    2,196,147.60x = 4,114,611,263,908.08
  5. Step 5: Solve for x
    x = 4,114,611,263,908.08/2,196,147.60
  6. Step 6: Final answer
    x = 1,873,558.62

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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.