Home / 1,644,257.86-2,267,011.12-1,257,547.66

Finding the Fourth Proportional to 1,644,257.86, 2,267,011.12 and 1,257,547.66

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Solution

The fourth proportional to 1,644,257.86, 2,267,011.12 and 1,257,547.66 is: 1,733,836.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,257.86 : 2,267,011.12 = 1,257,547.66 : x
  2. Step 2: Convert to fraction form
    1,644,257.86/2,267,011.12 = 1,257,547.66/x
  3. Step 3: Cross multiply
    1,644,257.86x = 2,267,011.12 × 1,257,547.66
  4. Step 4: Simplify right side
    1,644,257.86x = 2,850,874,529,149.98
  5. Step 5: Solve for x
    x = 2,850,874,529,149.98/1,644,257.86
  6. Step 6: Final answer
    x = 1,733,836.64

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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.