Home / 3,525,319.20-5,288,756.40-1,129,274.40

Finding the Fourth Proportional to 3,525,319.20, 5,288,756.40 and 1,129,274.40

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Solution

The fourth proportional to 3,525,319.20, 5,288,756.40 and 1,129,274.40 is: 1,694,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,319.20 : 5,288,756.40 = 1,129,274.40 : x
  2. Step 2: Convert to fraction form
    3,525,319.20/5,288,756.40 = 1,129,274.40/x
  3. Step 3: Cross multiply
    3,525,319.20x = 5,288,756.40 × 1,129,274.40
  4. Step 4: Simplify right side
    3,525,319.20x = 5,972,457,210,356.16
  5. Step 5: Solve for x
    x = 5,972,457,210,356.16/3,525,319.20
  6. Step 6: Final answer
    x = 1,694,160.69

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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.