Home / 1,090,937.96-1,636,664.51-342,983.96

Finding the Fourth Proportional to 1,090,937.96, 1,636,664.51 and 342,983.96

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Solution

The fourth proportional to 1,090,937.96, 1,636,664.51 and 342,983.96 is: 514,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,937.96 : 1,636,664.51 = 342,983.96 : x
  2. Step 2: Convert to fraction form
    1,090,937.96/1,636,664.51 = 342,983.96/x
  3. Step 3: Cross multiply
    1,090,937.96x = 1,636,664.51 × 342,983.96
  4. Step 4: Simplify right side
    1,090,937.96x = 561,349,664,933.02
  5. Step 5: Solve for x
    x = 561,349,664,933.02/1,090,937.96
  6. Step 6: Final answer
    x = 514,556.91

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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.