Home / 2,397,816.47-3,308,947.63-1,310,064.64

Finding the Fourth Proportional to 2,397,816.47, 3,308,947.63 and 1,310,064.64

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Solution

The fourth proportional to 2,397,816.47, 3,308,947.63 and 1,310,064.64 is: 1,807,867.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,816.47 : 3,308,947.63 = 1,310,064.64 : x
  2. Step 2: Convert to fraction form
    2,397,816.47/3,308,947.63 = 1,310,064.64/x
  3. Step 3: Cross multiply
    2,397,816.47x = 3,308,947.63 × 1,310,064.64
  4. Step 4: Simplify right side
    2,397,816.47x = 4,334,935,277,811.83
  5. Step 5: Solve for x
    x = 4,334,935,277,811.83/2,397,816.47
  6. Step 6: Final answer
    x = 1,807,867.84

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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.