Home / 2,125,983.20-2,936,657.34-1,575,814.22

Finding the Fourth Proportional to 2,125,983.20, 2,936,657.34 and 1,575,814.22

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Solution

The fourth proportional to 2,125,983.20, 2,936,657.34 and 1,575,814.22 is: 2,176,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,983.20 : 2,936,657.34 = 1,575,814.22 : x
  2. Step 2: Convert to fraction form
    2,125,983.20/2,936,657.34 = 1,575,814.22/x
  3. Step 3: Cross multiply
    2,125,983.20x = 2,936,657.34 × 1,575,814.22
  4. Step 4: Simplify right side
    2,125,983.20x = 4,627,626,395,639.37
  5. Step 5: Solve for x
    x = 4,627,626,395,639.37/2,125,983.20
  6. Step 6: Final answer
    x = 2,176,699.42

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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.