Home / 1,918,695.96-2,648,147.04-1,144,376.46

Finding the Fourth Proportional to 1,918,695.96, 2,648,147.04 and 1,144,376.46

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Solution

The fourth proportional to 1,918,695.96, 2,648,147.04 and 1,144,376.46 is: 1,579,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,695.96 : 2,648,147.04 = 1,144,376.46 : x
  2. Step 2: Convert to fraction form
    1,918,695.96/2,648,147.04 = 1,144,376.46/x
  3. Step 3: Cross multiply
    1,918,695.96x = 2,648,147.04 × 1,144,376.46
  4. Step 4: Simplify right side
    1,918,695.96x = 3,030,477,135,194.68
  5. Step 5: Solve for x
    x = 3,030,477,135,194.68/1,918,695.96
  6. Step 6: Final answer
    x = 1,579,446.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.