Home / 1,346,655.45-2,019,983.18-548,509.80

Finding the Fourth Proportional to 1,346,655.45, 2,019,983.18 and 548,509.80

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Solution

The fourth proportional to 1,346,655.45, 2,019,983.18 and 548,509.80 is: 822,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,655.45 : 2,019,983.18 = 548,509.80 : x
  2. Step 2: Convert to fraction form
    1,346,655.45/2,019,983.18 = 548,509.80/x
  3. Step 3: Cross multiply
    1,346,655.45x = 2,019,983.18 × 548,509.80
  4. Step 4: Simplify right side
    1,346,655.45x = 1,107,980,570,065.16
  5. Step 5: Solve for x
    x = 1,107,980,570,065.16/1,346,655.45
  6. Step 6: Final answer
    x = 822,764.70

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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.