Home / 2,107,239.88-2,907,998.28-1,140,369.88

Finding the Fourth Proportional to 2,107,239.88, 2,907,998.28 and 1,140,369.88

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Solution

The fourth proportional to 2,107,239.88, 2,907,998.28 and 1,140,369.88 is: 1,573,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,239.88 : 2,907,998.28 = 1,140,369.88 : x
  2. Step 2: Convert to fraction form
    2,107,239.88/2,907,998.28 = 1,140,369.88/x
  3. Step 3: Cross multiply
    2,107,239.88x = 2,907,998.28 × 1,140,369.88
  4. Step 4: Simplify right side
    2,107,239.88x = 3,316,193,649,603.81
  5. Step 5: Solve for x
    x = 3,316,193,649,603.81/2,107,239.88
  6. Step 6: Final answer
    x = 1,573,714.36

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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.