Home / 6,238,674.60-9,357,937.50-1,978,879.80

Finding the Fourth Proportional to 6,238,674.60, 9,357,937.50 and 1,978,879.80

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Solution

The fourth proportional to 6,238,674.60, 9,357,937.50 and 1,978,879.80 is: 2,968,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238,674.60 : 9,357,937.50 = 1,978,879.80 : x
  2. Step 2: Convert to fraction form
    6,238,674.60/9,357,937.50 = 1,978,879.80/x
  3. Step 3: Cross multiply
    6,238,674.60x = 9,357,937.50 × 1,978,879.80
  4. Step 4: Simplify right side
    6,238,674.60x = 18,518,233,488,412.50
  5. Step 5: Solve for x
    x = 18,518,233,488,412.50/6,238,674.60
  6. Step 6: Final answer
    x = 2,968,296.10

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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.