Home / 1,477,519.66-2,038,889.40-857,276.88

Finding the Fourth Proportional to 1,477,519.66, 2,038,889.40 and 857,276.88

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Solution

The fourth proportional to 1,477,519.66, 2,038,889.40 and 857,276.88 is: 1,182,991.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,519.66 : 2,038,889.40 = 857,276.88 : x
  2. Step 2: Convert to fraction form
    1,477,519.66/2,038,889.40 = 857,276.88/x
  3. Step 3: Cross multiply
    1,477,519.66x = 2,038,889.40 × 857,276.88
  4. Step 4: Simplify right side
    1,477,519.66x = 1,747,892,743,497.07
  5. Step 5: Solve for x
    x = 1,747,892,743,497.07/1,477,519.66
  6. Step 6: Final answer
    x = 1,182,991.19

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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.