Home / 1,298,449.68-1,956,537.38-1,066,977.60

Finding the Fourth Proportional to 1,298,449.68, 1,956,537.38 and 1,066,977.60

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Solution

The fourth proportional to 1,298,449.68, 1,956,537.38 and 1,066,977.60 is: 1,607,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,449.68 : 1,956,537.38 = 1,066,977.60 : x
  2. Step 2: Convert to fraction form
    1,298,449.68/1,956,537.38 = 1,066,977.60/x
  3. Step 3: Cross multiply
    1,298,449.68x = 1,956,537.38 × 1,066,977.60
  4. Step 4: Simplify right side
    1,298,449.68x = 2,087,581,553,353.12
  5. Step 5: Solve for x
    x = 2,087,581,553,353.12/1,298,449.68
  6. Step 6: Final answer
    x = 1,607,749.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.