Home / 1,820,630.10-2,733,897.60-1,224,235.20

Finding the Fourth Proportional to 1,820,630.10, 2,733,897.60 and 1,224,235.20

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Solution

The fourth proportional to 1,820,630.10, 2,733,897.60 and 1,224,235.20 is: 1,838,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,630.10 : 2,733,897.60 = 1,224,235.20 : x
  2. Step 2: Convert to fraction form
    1,820,630.10/2,733,897.60 = 1,224,235.20/x
  3. Step 3: Cross multiply
    1,820,630.10x = 2,733,897.60 × 1,224,235.20
  4. Step 4: Simplify right side
    1,820,630.10x = 3,346,933,675,115.52
  5. Step 5: Solve for x
    x = 3,346,933,675,115.52/1,820,630.10
  6. Step 6: Final answer
    x = 1,838,338.10

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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.