Home / 4,591,128.80-6,886,952.40-1,396,359.20

Finding the Fourth Proportional to 4,591,128.80, 6,886,952.40 and 1,396,359.20

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Solution

The fourth proportional to 4,591,128.80, 6,886,952.40 and 1,396,359.20 is: 2,094,617.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591,128.80 : 6,886,952.40 = 1,396,359.20 : x
  2. Step 2: Convert to fraction form
    4,591,128.80/6,886,952.40 = 1,396,359.20/x
  3. Step 3: Cross multiply
    4,591,128.80x = 6,886,952.40 × 1,396,359.20
  4. Step 4: Simplify right side
    4,591,128.80x = 9,616,659,343,702.08
  5. Step 5: Solve for x
    x = 9,616,659,343,702.08/4,591,128.80
  6. Step 6: Final answer
    x = 2,094,617.63

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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.