Home / 1,638,952.88-2,260,951.08-1,095,222.32

Finding the Fourth Proportional to 1,638,952.88, 2,260,951.08 and 1,095,222.32

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Solution

The fourth proportional to 1,638,952.88, 2,260,951.08 and 1,095,222.32 is: 1,510,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,952.88 : 2,260,951.08 = 1,095,222.32 : x
  2. Step 2: Convert to fraction form
    1,638,952.88/2,260,951.08 = 1,095,222.32/x
  3. Step 3: Cross multiply
    1,638,952.88x = 2,260,951.08 × 1,095,222.32
  4. Step 4: Simplify right side
    1,638,952.88x = 2,476,244,087,244.11
  5. Step 5: Solve for x
    x = 2,476,244,087,244.11/1,638,952.88
  6. Step 6: Final answer
    x = 1,510,869.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.