Home / 3,173,192.40-4,752,790.20-1,908,814.80

Finding the Fourth Proportional to 3,173,192.40, 4,752,790.20 and 1,908,814.80

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Solution

The fourth proportional to 3,173,192.40, 4,752,790.20 and 1,908,814.80 is: 2,859,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,192.40 : 4,752,790.20 = 1,908,814.80 : x
  2. Step 2: Convert to fraction form
    3,173,192.40/4,752,790.20 = 1,908,814.80/x
  3. Step 3: Cross multiply
    3,173,192.40x = 4,752,790.20 × 1,908,814.80
  4. Step 4: Simplify right side
    3,173,192.40x = 9,072,196,275,054.96
  5. Step 5: Solve for x
    x = 9,072,196,275,054.96/3,173,192.40
  6. Step 6: Final answer
    x = 2,859,012.35

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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.