Home / 2,223,813.20-3,068,780.04-1,205,196.08

Finding the Fourth Proportional to 2,223,813.20, 3,068,780.04 and 1,205,196.08

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Solution

The fourth proportional to 2,223,813.20, 3,068,780.04 and 1,205,196.08 is: 1,663,126.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,813.20 : 3,068,780.04 = 1,205,196.08 : x
  2. Step 2: Convert to fraction form
    2,223,813.20/3,068,780.04 = 1,205,196.08/x
  3. Step 3: Cross multiply
    2,223,813.20x = 3,068,780.04 × 1,205,196.08
  4. Step 4: Simplify right side
    2,223,813.20x = 3,698,481,674,590.24
  5. Step 5: Solve for x
    x = 3,698,481,674,590.24/2,223,813.20
  6. Step 6: Final answer
    x = 1,663,126.06

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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.