Home / 2,953,659.70-4,430,489.55-959,115.70

Finding the Fourth Proportional to 2,953,659.70, 4,430,489.55 and 959,115.70

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Solution

The fourth proportional to 2,953,659.70, 4,430,489.55 and 959,115.70 is: 1,438,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,659.70 : 4,430,489.55 = 959,115.70 : x
  2. Step 2: Convert to fraction form
    2,953,659.70/4,430,489.55 = 959,115.70/x
  3. Step 3: Cross multiply
    2,953,659.70x = 4,430,489.55 × 959,115.70
  4. Step 4: Simplify right side
    2,953,659.70x = 4,249,352,086,090.93
  5. Step 5: Solve for x
    x = 4,249,352,086,090.93/2,953,659.70
  6. Step 6: Final answer
    x = 1,438,673.55

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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.