Home / 1,501,238.52-2,071,857.06-856,755.72

Finding the Fourth Proportional to 1,501,238.52, 2,071,857.06 and 856,755.72

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Solution

The fourth proportional to 1,501,238.52, 2,071,857.06 and 856,755.72 is: 1,182,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,238.52 : 2,071,857.06 = 856,755.72 : x
  2. Step 2: Convert to fraction form
    1,501,238.52/2,071,857.06 = 856,755.72/x
  3. Step 3: Cross multiply
    1,501,238.52x = 2,071,857.06 × 856,755.72
  4. Step 4: Simplify right side
    1,501,238.52x = 1,775,075,387,177.38
  5. Step 5: Solve for x
    x = 1,775,075,387,177.38/1,501,238.52
  6. Step 6: Final answer
    x = 1,182,407.30

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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.