Home / 1,401,673.86-2,102,998.38-442,277.46

Finding the Fourth Proportional to 1,401,673.86, 2,102,998.38 and 442,277.46

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Solution

The fourth proportional to 1,401,673.86, 2,102,998.38 and 442,277.46 is: 663,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,673.86 : 2,102,998.38 = 442,277.46 : x
  2. Step 2: Convert to fraction form
    1,401,673.86/2,102,998.38 = 442,277.46/x
  3. Step 3: Cross multiply
    1,401,673.86x = 2,102,998.38 × 442,277.46
  4. Step 4: Simplify right side
    1,401,673.86x = 930,108,781,890.52
  5. Step 5: Solve for x
    x = 930,108,781,890.52/1,401,673.86
  6. Step 6: Final answer
    x = 663,570.04

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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.