Home / 1,669,275.14-2,503,070.71-1,189,228.64

Finding the Fourth Proportional to 1,669,275.14, 2,503,070.71 and 1,189,228.64

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Solution

The fourth proportional to 1,669,275.14, 2,503,070.71 and 1,189,228.64 is: 1,783,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,275.14 : 2,503,070.71 = 1,189,228.64 : x
  2. Step 2: Convert to fraction form
    1,669,275.14/2,503,070.71 = 1,189,228.64/x
  3. Step 3: Cross multiply
    1,669,275.14x = 2,503,070.71 × 1,189,228.64
  4. Step 4: Simplify right side
    1,669,275.14x = 2,976,723,360,788.71
  5. Step 5: Solve for x
    x = 2,976,723,360,788.71/1,669,275.14
  6. Step 6: Final answer
    x = 1,783,243.10

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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.