Home / 4,653,345.15-6,980,105.21-1,458,400.59

Finding the Fourth Proportional to 4,653,345.15, 6,980,105.21 and 1,458,400.59

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Solution

The fourth proportional to 4,653,345.15, 6,980,105.21 and 1,458,400.59 is: 2,187,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653,345.15 : 6,980,105.21 = 1,458,400.59 : x
  2. Step 2: Convert to fraction form
    4,653,345.15/6,980,105.21 = 1,458,400.59/x
  3. Step 3: Cross multiply
    4,653,345.15x = 6,980,105.21 × 1,458,400.59
  4. Step 4: Simplify right side
    4,653,345.15x = 10,179,789,514,333.54
  5. Step 5: Solve for x
    x = 10,179,789,514,333.54/4,653,345.15
  6. Step 6: Final answer
    x = 2,187,628.30

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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.