Home / 1,258,943.51-1,888,710.30-500,828.06

Finding the Fourth Proportional to 1,258,943.51, 1,888,710.30 and 500,828.06

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Solution

The fourth proportional to 1,258,943.51, 1,888,710.30 and 500,828.06 is: 751,359.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,943.51 : 1,888,710.30 = 500,828.06 : x
  2. Step 2: Convert to fraction form
    1,258,943.51/1,888,710.30 = 500,828.06/x
  3. Step 3: Cross multiply
    1,258,943.51x = 1,888,710.30 × 500,828.06
  4. Step 4: Simplify right side
    1,258,943.51x = 945,919,106,007.47
  5. Step 5: Solve for x
    x = 945,919,106,007.47/1,258,943.51
  6. Step 6: Final answer
    x = 751,359.46

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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.