Home / 1,663,756.40-2,295,983.82-899,809.97

Finding the Fourth Proportional to 1,663,756.40, 2,295,983.82 and 899,809.97

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Solution

The fourth proportional to 1,663,756.40, 2,295,983.82 and 899,809.97 is: 1,241,737.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,756.40 : 2,295,983.82 = 899,809.97 : x
  2. Step 2: Convert to fraction form
    1,663,756.40/2,295,983.82 = 899,809.97/x
  3. Step 3: Cross multiply
    1,663,756.40x = 2,295,983.82 × 899,809.97
  4. Step 4: Simplify right side
    1,663,756.40x = 2,065,949,120,714.77
  5. Step 5: Solve for x
    x = 2,065,949,120,714.77/1,663,756.40
  6. Step 6: Final answer
    x = 1,241,737.75

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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.