Home / 3,000,178.88-4,140,345.84-1,642,051.52

Finding the Fourth Proportional to 3,000,178.88, 4,140,345.84 and 1,642,051.52

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Solution

The fourth proportional to 3,000,178.88, 4,140,345.84 and 1,642,051.52 is: 2,266,085.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,178.88 : 4,140,345.84 = 1,642,051.52 : x
  2. Step 2: Convert to fraction form
    3,000,178.88/4,140,345.84 = 1,642,051.52/x
  3. Step 3: Cross multiply
    3,000,178.88x = 4,140,345.84 × 1,642,051.52
  4. Step 4: Simplify right side
    3,000,178.88x = 6,798,661,179,897.68
  5. Step 5: Solve for x
    x = 6,798,661,179,897.68/3,000,178.88
  6. Step 6: Final answer
    x = 2,266,085.27

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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.