Home / 1,928,270.61-2,892,434.49-729,871.17

Finding the Fourth Proportional to 1,928,270.61, 2,892,434.49 and 729,871.17

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Solution

The fourth proportional to 1,928,270.61, 2,892,434.49 and 729,871.17 is: 1,094,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,270.61 : 2,892,434.49 = 729,871.17 : x
  2. Step 2: Convert to fraction form
    1,928,270.61/2,892,434.49 = 729,871.17/x
  3. Step 3: Cross multiply
    1,928,270.61x = 2,892,434.49 × 729,871.17
  4. Step 4: Simplify right side
    1,928,270.61x = 2,111,104,545,364.65
  5. Step 5: Solve for x
    x = 2,111,104,545,364.65/1,928,270.61
  6. Step 6: Final answer
    x = 1,094,817.57

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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.