Home / 1,964,992.09-2,947,488.14-545,048.17

Finding the Fourth Proportional to 1,964,992.09, 2,947,488.14 and 545,048.17

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Solution

The fourth proportional to 1,964,992.09, 2,947,488.14 and 545,048.17 is: 817,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,992.09 : 2,947,488.14 = 545,048.17 : x
  2. Step 2: Convert to fraction form
    1,964,992.09/2,947,488.14 = 545,048.17/x
  3. Step 3: Cross multiply
    1,964,992.09x = 2,947,488.14 × 545,048.17
  4. Step 4: Simplify right side
    1,964,992.09x = 1,606,523,008,753.67
  5. Step 5: Solve for x
    x = 1,606,523,008,753.67/1,964,992.09
  6. Step 6: Final answer
    x = 817,572.25

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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.