Home / 1,172,498.77-1,758,890.02-414,185.07

Finding the Fourth Proportional to 1,172,498.77, 1,758,890.02 and 414,185.07

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Solution

The fourth proportional to 1,172,498.77, 1,758,890.02 and 414,185.07 is: 621,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,498.77 : 1,758,890.02 = 414,185.07 : x
  2. Step 2: Convert to fraction form
    1,172,498.77/1,758,890.02 = 414,185.07/x
  3. Step 3: Cross multiply
    1,172,498.77x = 1,758,890.02 × 414,185.07
  4. Step 4: Simplify right side
    1,172,498.77x = 728,505,986,281.20
  5. Step 5: Solve for x
    x = 728,505,986,281.20/1,172,498.77
  6. Step 6: Final answer
    x = 621,327.72

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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.