Home / 3,206,467.40-4,424,956.16-1,917,307.77

Finding the Fourth Proportional to 3,206,467.40, 4,424,956.16 and 1,917,307.77

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Solution

The fourth proportional to 3,206,467.40, 4,424,956.16 and 1,917,307.77 is: 2,645,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206,467.40 : 4,424,956.16 = 1,917,307.77 : x
  2. Step 2: Convert to fraction form
    3,206,467.40/4,424,956.16 = 1,917,307.77/x
  3. Step 3: Cross multiply
    3,206,467.40x = 4,424,956.16 × 1,917,307.77
  4. Step 4: Simplify right side
    3,206,467.40x = 8,484,002,817,890.83
  5. Step 5: Solve for x
    x = 8,484,002,817,890.83/3,206,467.40
  6. Step 6: Final answer
    x = 2,645,903.35

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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.