Home / 1,858,125.09-2,563,685.46-1,083,789.72

Finding the Fourth Proportional to 1,858,125.09, 2,563,685.46 and 1,083,789.72

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Solution

The fourth proportional to 1,858,125.09, 2,563,685.46 and 1,083,789.72 is: 1,495,322.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,125.09 : 2,563,685.46 = 1,083,789.72 : x
  2. Step 2: Convert to fraction form
    1,858,125.09/2,563,685.46 = 1,083,789.72/x
  3. Step 3: Cross multiply
    1,858,125.09x = 2,563,685.46 × 1,083,789.72
  4. Step 4: Simplify right side
    1,858,125.09x = 2,778,495,949,909.63
  5. Step 5: Solve for x
    x = 2,778,495,949,909.63/1,858,125.09
  6. Step 6: Final answer
    x = 1,495,322.34

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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.