Home / 1,821,723.60-2,730,252.60-1,398,903.60

Finding the Fourth Proportional to 1,821,723.60, 2,730,252.60 and 1,398,903.60

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Solution

The fourth proportional to 1,821,723.60, 2,730,252.60 and 1,398,903.60 is: 2,096,564.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,723.60 : 2,730,252.60 = 1,398,903.60 : x
  2. Step 2: Convert to fraction form
    1,821,723.60/2,730,252.60 = 1,398,903.60/x
  3. Step 3: Cross multiply
    1,821,723.60x = 2,730,252.60 × 1,398,903.60
  4. Step 4: Simplify right side
    1,821,723.60x = 3,819,360,191,049.36
  5. Step 5: Solve for x
    x = 3,819,360,191,049.36/1,821,723.60
  6. Step 6: Final answer
    x = 2,096,564.04

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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.