Home / 3,122,386.40-4,308,837.12-1,764,230.24

Finding the Fourth Proportional to 3,122,386.40, 4,308,837.12 and 1,764,230.24

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Solution

The fourth proportional to 3,122,386.40, 4,308,837.12 and 1,764,230.24 is: 2,434,606.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,386.40 : 4,308,837.12 = 1,764,230.24 : x
  2. Step 2: Convert to fraction form
    3,122,386.40/4,308,837.12 = 1,764,230.24/x
  3. Step 3: Cross multiply
    3,122,386.40x = 4,308,837.12 × 1,764,230.24
  4. Step 4: Simplify right side
    3,122,386.40x = 7,601,780,746,338.51
  5. Step 5: Solve for x
    x = 7,601,780,746,338.51/3,122,386.40
  6. Step 6: Final answer
    x = 2,434,606.03

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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.