Home / 2,020,173.32-2,787,898.43-1,102,461.73

Finding the Fourth Proportional to 2,020,173.32, 2,787,898.43 and 1,102,461.73

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Solution

The fourth proportional to 2,020,173.32, 2,787,898.43 and 1,102,461.73 is: 1,521,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,173.32 : 2,787,898.43 = 1,102,461.73 : x
  2. Step 2: Convert to fraction form
    2,020,173.32/2,787,898.43 = 1,102,461.73/x
  3. Step 3: Cross multiply
    2,020,173.32x = 2,787,898.43 × 1,102,461.73
  4. Step 4: Simplify right side
    2,020,173.32x = 3,073,551,321,988.49
  5. Step 5: Solve for x
    x = 3,073,551,321,988.49/2,020,173.32
  6. Step 6: Final answer
    x = 1,521,429.52

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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.