Home / 1,971,433.64-2,720,576.58-1,066,013.48

Finding the Fourth Proportional to 1,971,433.64, 2,720,576.58 and 1,066,013.48

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Solution

The fourth proportional to 1,971,433.64, 2,720,576.58 and 1,066,013.48 is: 1,471,097.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,433.64 : 2,720,576.58 = 1,066,013.48 : x
  2. Step 2: Convert to fraction form
    1,971,433.64/2,720,576.58 = 1,066,013.48/x
  3. Step 3: Cross multiply
    1,971,433.64x = 2,720,576.58 × 1,066,013.48
  4. Step 4: Simplify right side
    1,971,433.64x = 2,900,171,307,652.30
  5. Step 5: Solve for x
    x = 2,900,171,307,652.30/1,971,433.64
  6. Step 6: Final answer
    x = 1,471,097.61

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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.