Home / 1,488,015.36-2,053,374-808,945.92

Finding the Fourth Proportional to 1,488,015.36, 2,053,374 and 808,945.92

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Solution

The fourth proportional to 1,488,015.36, 2,053,374 and 808,945.92 is: 1,116,297.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,015.36 : 2,053,374 = 808,945.92 : x
  2. Step 2: Convert to fraction form
    1,488,015.36/2,053,374 = 808,945.92/x
  3. Step 3: Cross multiply
    1,488,015.36x = 2,053,374 × 808,945.92
  4. Step 4: Simplify right side
    1,488,015.36x = 1,661,068,519,534.08
  5. Step 5: Solve for x
    x = 1,661,068,519,534.08/1,488,015.36
  6. Step 6: Final answer
    x = 1,116,297.97

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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.