Home / 1,708,917.65-2,564,638.10-810,362.41

Finding the Fourth Proportional to 1,708,917.65, 2,564,638.10 and 810,362.41

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Solution

The fourth proportional to 1,708,917.65, 2,564,638.10 and 810,362.41 is: 1,216,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,917.65 : 2,564,638.10 = 810,362.41 : x
  2. Step 2: Convert to fraction form
    1,708,917.65/2,564,638.10 = 810,362.41/x
  3. Step 3: Cross multiply
    1,708,917.65x = 2,564,638.10 × 810,362.41
  4. Step 4: Simplify right side
    1,708,917.65x = 2,078,286,304,069.27
  5. Step 5: Solve for x
    x = 2,078,286,304,069.27/1,708,917.65
  6. Step 6: Final answer
    x = 1,216,141.87

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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.