Home / 3,546,145.40-5,319,965.40-1,149,803.20

Finding the Fourth Proportional to 3,546,145.40, 5,319,965.40 and 1,149,803.20

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Solution

The fourth proportional to 3,546,145.40, 5,319,965.40 and 1,149,803.20 is: 1,724,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,145.40 : 5,319,965.40 = 1,149,803.20 : x
  2. Step 2: Convert to fraction form
    3,546,145.40/5,319,965.40 = 1,149,803.20/x
  3. Step 3: Cross multiply
    3,546,145.40x = 5,319,965.40 × 1,149,803.20
  4. Step 4: Simplify right side
    3,546,145.40x = 6,116,913,240,809.28
  5. Step 5: Solve for x
    x = 6,116,913,240,809.28/3,546,145.40
  6. Step 6: Final answer
    x = 1,724,947.10

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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.