Home / 1,796,158.69-2,478,699.02-1,224,198.05

Finding the Fourth Proportional to 1,796,158.69, 2,478,699.02 and 1,224,198.05

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Solution

The fourth proportional to 1,796,158.69, 2,478,699.02 and 1,224,198.05 is: 1,689,393.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,158.69 : 2,478,699.02 = 1,224,198.05 : x
  2. Step 2: Convert to fraction form
    1,796,158.69/2,478,699.02 = 1,224,198.05/x
  3. Step 3: Cross multiply
    1,796,158.69x = 2,478,699.02 × 1,224,198.05
  4. Step 4: Simplify right side
    1,796,158.69x = 3,034,418,497,487.91
  5. Step 5: Solve for x
    x = 3,034,418,497,487.91/1,796,158.69
  6. Step 6: Final answer
    x = 1,689,393.33

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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.