Home / 3,554,417.70-4,905,081.50-1,922,821

Finding the Fourth Proportional to 3,554,417.70, 4,905,081.50 and 1,922,821

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Solution

The fourth proportional to 3,554,417.70, 4,905,081.50 and 1,922,821 is: 2,653,484.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554,417.70 : 4,905,081.50 = 1,922,821 : x
  2. Step 2: Convert to fraction form
    3,554,417.70/4,905,081.50 = 1,922,821/x
  3. Step 3: Cross multiply
    3,554,417.70x = 4,905,081.50 × 1,922,821
  4. Step 4: Simplify right side
    3,554,417.70x = 9,431,593,714,911.50
  5. Step 5: Solve for x
    x = 9,431,593,714,911.50/3,554,417.70
  6. Step 6: Final answer
    x = 2,653,484.91

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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.