Home / 1,407,216.29-2,110,804.38-342,260.28

Finding the Fourth Proportional to 1,407,216.29, 2,110,804.38 and 342,260.28

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Solution

The fourth proportional to 1,407,216.29, 2,110,804.38 and 342,260.28 is: 513,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,216.29 : 2,110,804.38 = 342,260.28 : x
  2. Step 2: Convert to fraction form
    1,407,216.29/2,110,804.38 = 342,260.28/x
  3. Step 3: Cross multiply
    1,407,216.29x = 2,110,804.38 × 342,260.28
  4. Step 4: Simplify right side
    1,407,216.29x = 722,444,498,124.03
  5. Step 5: Solve for x
    x = 722,444,498,124.03/1,407,216.29
  6. Step 6: Final answer
    x = 513,385.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.