Home / 3,218,749.19-4,441,879.15-1,748,663.50

Finding the Fourth Proportional to 3,218,749.19, 4,441,879.15 and 1,748,663.50

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Solution

The fourth proportional to 3,218,749.19, 4,441,879.15 and 1,748,663.50 is: 2,413,158.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,749.19 : 4,441,879.15 = 1,748,663.50 : x
  2. Step 2: Convert to fraction form
    3,218,749.19/4,441,879.15 = 1,748,663.50/x
  3. Step 3: Cross multiply
    3,218,749.19x = 4,441,879.15 × 1,748,663.50
  4. Step 4: Simplify right side
    3,218,749.19x = 7,767,351,941,016.03
  5. Step 5: Solve for x
    x = 7,767,351,941,016.03/3,218,749.19
  6. Step 6: Final answer
    x = 2,413,158.49

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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.