Home / 1,698,920.88-2,548,378.71-1,164,822.72

Finding the Fourth Proportional to 1,698,920.88, 2,548,378.71 and 1,164,822.72

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Solution

The fourth proportional to 1,698,920.88, 2,548,378.71 and 1,164,822.72 is: 1,747,232.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,920.88 : 2,548,378.71 = 1,164,822.72 : x
  2. Step 2: Convert to fraction form
    1,698,920.88/2,548,378.71 = 1,164,822.72/x
  3. Step 3: Cross multiply
    1,698,920.88x = 2,548,378.71 × 1,164,822.72
  4. Step 4: Simplify right side
    1,698,920.88x = 2,968,409,420,572.29
  5. Step 5: Solve for x
    x = 2,968,409,420,572.29/1,698,920.88
  6. Step 6: Final answer
    x = 1,747,232.29

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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.