Home / 1,077,812.60-1,613,954.10-1,028,046.20

Finding the Fourth Proportional to 1,077,812.60, 1,613,954.10 and 1,028,046.20

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Solution

The fourth proportional to 1,077,812.60, 1,613,954.10 and 1,028,046.20 is: 1,539,432.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,812.60 : 1,613,954.10 = 1,028,046.20 : x
  2. Step 2: Convert to fraction form
    1,077,812.60/1,613,954.10 = 1,028,046.20/x
  3. Step 3: Cross multiply
    1,077,812.60x = 1,613,954.10 × 1,028,046.20
  4. Step 4: Simplify right side
    1,077,812.60x = 1,659,219,379,479.42
  5. Step 5: Solve for x
    x = 1,659,219,379,479.42/1,077,812.60
  6. Step 6: Final answer
    x = 1,539,432.16

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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.