Home / 5,182,007.40-7,774,007.40-1,986,884.40

Finding the Fourth Proportional to 5,182,007.40, 7,774,007.40 and 1,986,884.40

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Solution

The fourth proportional to 5,182,007.40, 7,774,007.40 and 1,986,884.40 is: 2,980,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,007.40 : 7,774,007.40 = 1,986,884.40 : x
  2. Step 2: Convert to fraction form
    5,182,007.40/7,774,007.40 = 1,986,884.40/x
  3. Step 3: Cross multiply
    5,182,007.40x = 7,774,007.40 × 1,986,884.40
  4. Step 4: Simplify right side
    5,182,007.40x = 15,446,054,028,544.56
  5. Step 5: Solve for x
    x = 15,446,054,028,544.56/5,182,007.40
  6. Step 6: Final answer
    x = 2,980,708.60

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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.