Home / 1,343,934.28-2,015,668.14-457,470.28

Finding the Fourth Proportional to 1,343,934.28, 2,015,668.14 and 457,470.28

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Solution

The fourth proportional to 1,343,934.28, 2,015,668.14 and 457,470.28 is: 686,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,934.28 : 2,015,668.14 = 457,470.28 : x
  2. Step 2: Convert to fraction form
    1,343,934.28/2,015,668.14 = 457,470.28/x
  3. Step 3: Cross multiply
    1,343,934.28x = 2,015,668.14 × 457,470.28
  4. Step 4: Simplify right side
    1,343,934.28x = 922,108,268,392.88
  5. Step 5: Solve for x
    x = 922,108,268,392.88/1,343,934.28
  6. Step 6: Final answer
    x = 686,126.01

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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.