Home / 2,490,721.43-3,437,201.81-1,444,345.48

Finding the Fourth Proportional to 2,490,721.43, 3,437,201.81 and 1,444,345.48

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Solution

The fourth proportional to 2,490,721.43, 3,437,201.81 and 1,444,345.48 is: 1,993,200.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,721.43 : 3,437,201.81 = 1,444,345.48 : x
  2. Step 2: Convert to fraction form
    2,490,721.43/3,437,201.81 = 1,444,345.48/x
  3. Step 3: Cross multiply
    2,490,721.43x = 3,437,201.81 × 1,444,345.48
  4. Step 4: Simplify right side
    2,490,721.43x = 4,964,506,886,694.43
  5. Step 5: Solve for x
    x = 4,964,506,886,694.43/2,490,721.43
  6. Step 6: Final answer
    x = 1,993,200.37

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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.