Home / 1,964,966.09-2,947,448.88-545,022.16

Finding the Fourth Proportional to 1,964,966.09, 2,947,448.88 and 545,022.16

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Solution

The fourth proportional to 1,964,966.09, 2,947,448.88 and 545,022.16 is: 817,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,966.09 : 2,947,448.88 = 545,022.16 : x
  2. Step 2: Convert to fraction form
    1,964,966.09/2,947,448.88 = 545,022.16/x
  3. Step 3: Cross multiply
    1,964,966.09x = 2,947,448.88 × 545,022.16
  4. Step 4: Simplify right side
    1,964,966.09x = 1,606,424,947,698.56
  5. Step 5: Solve for x
    x = 1,606,424,947,698.56/1,964,966.09
  6. Step 6: Final answer
    x = 817,533.17

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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.