Home / 1,804,124.78-2,489,627.19-1,029,795.56

Finding the Fourth Proportional to 1,804,124.78, 2,489,627.19 and 1,029,795.56

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Solution

The fourth proportional to 1,804,124.78, 2,489,627.19 and 1,029,795.56 is: 1,421,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,124.78 : 2,489,627.19 = 1,029,795.56 : x
  2. Step 2: Convert to fraction form
    1,804,124.78/2,489,627.19 = 1,029,795.56/x
  3. Step 3: Cross multiply
    1,804,124.78x = 2,489,627.19 × 1,029,795.56
  4. Step 4: Simplify right side
    1,804,124.78x = 2,563,807,026,317.28
  5. Step 5: Solve for x
    x = 2,563,807,026,317.28/1,804,124.78
  6. Step 6: Final answer
    x = 1,421,080.77

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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.