Home / 2,164,322.90-2,986,853.52-1,197,437.45

Finding the Fourth Proportional to 2,164,322.90, 2,986,853.52 and 1,197,437.45

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Solution

The fourth proportional to 2,164,322.90, 2,986,853.52 and 1,197,437.45 is: 1,652,512.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,322.90 : 2,986,853.52 = 1,197,437.45 : x
  2. Step 2: Convert to fraction form
    2,164,322.90/2,986,853.52 = 1,197,437.45/x
  3. Step 3: Cross multiply
    2,164,322.90x = 2,986,853.52 × 1,197,437.45
  4. Step 4: Simplify right side
    2,164,322.90x = 3,576,570,247,578.06
  5. Step 5: Solve for x
    x = 3,576,570,247,578.06/2,164,322.90
  6. Step 6: Final answer
    x = 1,652,512.32

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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.