Home / 1,869,425.92-2,579,804.56-1,009,983.52

Finding the Fourth Proportional to 1,869,425.92, 2,579,804.56 and 1,009,983.52

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Solution

The fourth proportional to 1,869,425.92, 2,579,804.56 and 1,009,983.52 is: 1,393,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,425.92 : 2,579,804.56 = 1,009,983.52 : x
  2. Step 2: Convert to fraction form
    1,869,425.92/2,579,804.56 = 1,009,983.52/x
  3. Step 3: Cross multiply
    1,869,425.92x = 2,579,804.56 × 1,009,983.52
  4. Step 4: Simplify right side
    1,869,425.92x = 2,605,560,090,420.85
  5. Step 5: Solve for x
    x = 2,605,560,090,420.85/1,869,425.92
  6. Step 6: Final answer
    x = 1,393,775.52

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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.