Home / 1,869,450.71-2,579,843.81-1,010,011.66

Finding the Fourth Proportional to 1,869,450.71, 2,579,843.81 and 1,010,011.66

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Solution

The fourth proportional to 1,869,450.71, 2,579,843.81 and 1,010,011.66 is: 1,393,817.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,450.71 : 2,579,843.81 = 1,010,011.66 : x
  2. Step 2: Convert to fraction form
    1,869,450.71/2,579,843.81 = 1,010,011.66/x
  3. Step 3: Cross multiply
    1,869,450.71x = 2,579,843.81 × 1,010,011.66
  4. Step 4: Simplify right side
    1,869,450.71x = 2,605,672,311,129.55
  5. Step 5: Solve for x
    x = 2,605,672,311,129.55/1,869,450.71
  6. Step 6: Final answer
    x = 1,393,817.07

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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.