Home / 2,800,530.51-4,201,543.31-1,003,595.63

Finding the Fourth Proportional to 2,800,530.51, 4,201,543.31 and 1,003,595.63

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Solution

The fourth proportional to 2,800,530.51, 4,201,543.31 and 1,003,595.63 is: 1,505,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,530.51 : 4,201,543.31 = 1,003,595.63 : x
  2. Step 2: Convert to fraction form
    2,800,530.51/4,201,543.31 = 1,003,595.63/x
  3. Step 3: Cross multiply
    2,800,530.51x = 4,201,543.31 × 1,003,595.63
  4. Step 4: Simplify right side
    2,800,530.51x = 4,216,650,498,569.21
  5. Step 5: Solve for x
    x = 4,216,650,498,569.21/2,800,530.51
  6. Step 6: Final answer
    x = 1,505,661.33

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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.