Home / 1,804,636.50-2,490,398.97-988,833.56

Finding the Fourth Proportional to 1,804,636.50, 2,490,398.97 and 988,833.56

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Solution

The fourth proportional to 1,804,636.50, 2,490,398.97 and 988,833.56 is: 1,364,590.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,636.50 : 2,490,398.97 = 988,833.56 : x
  2. Step 2: Convert to fraction form
    1,804,636.50/2,490,398.97 = 988,833.56/x
  3. Step 3: Cross multiply
    1,804,636.50x = 2,490,398.97 × 988,833.56
  4. Step 4: Simplify right side
    1,804,636.50x = 2,462,590,063,165.31
  5. Step 5: Solve for x
    x = 2,462,590,063,165.31/1,804,636.50
  6. Step 6: Final answer
    x = 1,364,590.64

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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.