Home / 1,238,254.58-1,709,036.44-803,211.14

Finding the Fourth Proportional to 1,238,254.58, 1,709,036.44 and 803,211.14

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Solution

The fourth proportional to 1,238,254.58, 1,709,036.44 and 803,211.14 is: 1,108,590.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,254.58 : 1,709,036.44 = 803,211.14 : x
  2. Step 2: Convert to fraction form
    1,238,254.58/1,709,036.44 = 803,211.14/x
  3. Step 3: Cross multiply
    1,238,254.58x = 1,709,036.44 × 803,211.14
  4. Step 4: Simplify right side
    1,238,254.58x = 1,372,717,107,273.94
  5. Step 5: Solve for x
    x = 1,372,717,107,273.94/1,238,254.58
  6. Step 6: Final answer
    x = 1,108,590.37

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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.