Home / 1,411,548.36-2,116,132.31-612,228.08

Finding the Fourth Proportional to 1,411,548.36, 2,116,132.31 and 612,228.08

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Solution

The fourth proportional to 1,411,548.36, 2,116,132.31 and 612,228.08 is: 917,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,548.36 : 2,116,132.31 = 612,228.08 : x
  2. Step 2: Convert to fraction form
    1,411,548.36/2,116,132.31 = 612,228.08/x
  3. Step 3: Cross multiply
    1,411,548.36x = 2,116,132.31 × 612,228.08
  4. Step 4: Simplify right side
    1,411,548.36x = 1,295,555,607,535.46
  5. Step 5: Solve for x
    x = 1,295,555,607,535.46/1,411,548.36
  6. Step 6: Final answer
    x = 917,825.87

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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.