Home / 2,108,364.81-2,909,508.70-1,141,487.37

Finding the Fourth Proportional to 2,108,364.81, 2,909,508.70 and 1,141,487.37

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Solution

The fourth proportional to 2,108,364.81, 2,909,508.70 and 1,141,487.37 is: 1,575,233.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,364.81 : 2,909,508.70 = 1,141,487.37 : x
  2. Step 2: Convert to fraction form
    2,108,364.81/2,909,508.70 = 1,141,487.37/x
  3. Step 3: Cross multiply
    2,108,364.81x = 2,909,508.70 × 1,141,487.37
  4. Step 4: Simplify right side
    2,108,364.81x = 3,321,167,433,955.12
  5. Step 5: Solve for x
    x = 3,321,167,433,955.12/2,108,364.81
  6. Step 6: Final answer
    x = 1,575,233.76

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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.