Home / 1,400,049.71-2,100,890.16-590,384.51

Finding the Fourth Proportional to 1,400,049.71, 2,100,890.16 and 590,384.51

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Solution

The fourth proportional to 1,400,049.71, 2,100,890.16 and 590,384.51 is: 885,920.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,049.71 : 2,100,890.16 = 590,384.51 : x
  2. Step 2: Convert to fraction form
    1,400,049.71/2,100,890.16 = 590,384.51/x
  3. Step 3: Cross multiply
    1,400,049.71x = 2,100,890.16 × 590,384.51
  4. Step 4: Simplify right side
    1,400,049.71x = 1,240,333,007,675.42
  5. Step 5: Solve for x
    x = 1,240,333,007,675.42/1,400,049.71
  6. Step 6: Final answer
    x = 885,920.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.