Home / 1,512,129.40-2,269,068.90-565,595.80

Finding the Fourth Proportional to 1,512,129.40, 2,269,068.90 and 565,595.80

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Solution

The fourth proportional to 1,512,129.40, 2,269,068.90 and 565,595.80 is: 848,720.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,129.40 : 2,269,068.90 = 565,595.80 : x
  2. Step 2: Convert to fraction form
    1,512,129.40/2,269,068.90 = 565,595.80/x
  3. Step 3: Cross multiply
    1,512,129.40x = 2,269,068.90 × 565,595.80
  4. Step 4: Simplify right side
    1,512,129.40x = 1,283,375,839,750.62
  5. Step 5: Solve for x
    x = 1,283,375,839,750.62/1,512,129.40
  6. Step 6: Final answer
    x = 848,720.91

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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.