Home / 1,401,013.26-1,933,543.98-857,511.36

Finding the Fourth Proportional to 1,401,013.26, 1,933,543.98 and 857,511.36

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Solution

The fourth proportional to 1,401,013.26, 1,933,543.98 and 857,511.36 is: 1,183,454.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,013.26 : 1,933,543.98 = 857,511.36 : x
  2. Step 2: Convert to fraction form
    1,401,013.26/1,933,543.98 = 857,511.36/x
  3. Step 3: Cross multiply
    1,401,013.26x = 1,933,543.98 × 857,511.36
  4. Step 4: Simplify right side
    1,401,013.26x = 1,658,035,927,909.61
  5. Step 5: Solve for x
    x = 1,658,035,927,909.61/1,401,013.26
  6. Step 6: Final answer
    x = 1,183,454.84

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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.