Home / 2,020,010.83-2,787,682.13-1,102,290.31

Finding the Fourth Proportional to 2,020,010.83, 2,787,682.13 and 1,102,290.31

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Solution

The fourth proportional to 2,020,010.83, 2,787,682.13 and 1,102,290.31 is: 1,521,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,010.83 : 2,787,682.13 = 1,102,290.31 : x
  2. Step 2: Convert to fraction form
    2,020,010.83/2,787,682.13 = 1,102,290.31/x
  3. Step 3: Cross multiply
    2,020,010.83x = 2,787,682.13 × 1,102,290.31
  4. Step 4: Simplify right side
    2,020,010.83x = 3,072,834,985,685.19
  5. Step 5: Solve for x
    x = 3,072,834,985,685.19/2,020,010.83
  6. Step 6: Final answer
    x = 1,521,197.28

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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.