Home / 3,360,660.66-4,637,529.32-1,910,154.78

Finding the Fourth Proportional to 3,360,660.66, 4,637,529.32 and 1,910,154.78

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Solution

The fourth proportional to 3,360,660.66, 4,637,529.32 and 1,910,154.78 is: 2,635,909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,660.66 : 4,637,529.32 = 1,910,154.78 : x
  2. Step 2: Convert to fraction form
    3,360,660.66/4,637,529.32 = 1,910,154.78/x
  3. Step 3: Cross multiply
    3,360,660.66x = 4,637,529.32 × 1,910,154.78
  4. Step 4: Simplify right side
    3,360,660.66x = 8,858,398,788,437.38
  5. Step 5: Solve for x
    x = 8,858,398,788,437.38/3,360,660.66
  6. Step 6: Final answer
    x = 2,635,909.93

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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.