Home / 5,508,459.20-8,263,855.20-1,669,966.40

Finding the Fourth Proportional to 5,508,459.20, 8,263,855.20 and 1,669,966.40

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Solution

The fourth proportional to 5,508,459.20, 8,263,855.20 and 1,669,966.40 is: 2,505,303.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508,459.20 : 8,263,855.20 = 1,669,966.40 : x
  2. Step 2: Convert to fraction form
    5,508,459.20/8,263,855.20 = 1,669,966.40/x
  3. Step 3: Cross multiply
    5,508,459.20x = 8,263,855.20 × 1,669,966.40
  4. Step 4: Simplify right side
    5,508,459.20x = 13,800,360,518,465.28
  5. Step 5: Solve for x
    x = 13,800,360,518,465.28/5,508,459.20
  6. Step 6: Final answer
    x = 2,505,303.21

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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.