Home / 1,939,284.28-2,908,927.14-928,168.24

Finding the Fourth Proportional to 1,939,284.28, 2,908,927.14 and 928,168.24

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Solution

The fourth proportional to 1,939,284.28, 2,908,927.14 and 928,168.24 is: 1,392,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,284.28 : 2,908,927.14 = 928,168.24 : x
  2. Step 2: Convert to fraction form
    1,939,284.28/2,908,927.14 = 928,168.24/x
  3. Step 3: Cross multiply
    1,939,284.28x = 2,908,927.14 × 928,168.24
  4. Step 4: Simplify right side
    1,939,284.28x = 2,699,973,783,822.03
  5. Step 5: Solve for x
    x = 2,699,973,783,822.03/1,939,284.28
  6. Step 6: Final answer
    x = 1,392,252.70

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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.