Home / 1,501,235.73-2,071,695.90-812,893.03

Finding the Fourth Proportional to 1,501,235.73, 2,071,695.90 and 812,893.03

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Solution

The fourth proportional to 1,501,235.73, 2,071,695.90 and 812,893.03 is: 1,121,787.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,235.73 : 2,071,695.90 = 812,893.03 : x
  2. Step 2: Convert to fraction form
    1,501,235.73/2,071,695.90 = 812,893.03/x
  3. Step 3: Cross multiply
    1,501,235.73x = 2,071,695.90 × 812,893.03
  4. Step 4: Simplify right side
    1,501,235.73x = 1,684,067,147,031.10
  5. Step 5: Solve for x
    x = 1,684,067,147,031.10/1,501,235.73
  6. Step 6: Final answer
    x = 1,121,787.28

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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.