Home / 2,291,873.13-3,162,599.78-1,325,065.70

Finding the Fourth Proportional to 2,291,873.13, 3,162,599.78 and 1,325,065.70

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Solution

The fourth proportional to 2,291,873.13, 3,162,599.78 and 1,325,065.70 is: 1,828,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,873.13 : 3,162,599.78 = 1,325,065.70 : x
  2. Step 2: Convert to fraction form
    2,291,873.13/3,162,599.78 = 1,325,065.70/x
  3. Step 3: Cross multiply
    2,291,873.13x = 3,162,599.78 × 1,325,065.70
  4. Step 4: Simplify right side
    2,291,873.13x = 4,190,652,492,586.72
  5. Step 5: Solve for x
    x = 4,190,652,492,586.72/2,291,873.13
  6. Step 6: Final answer
    x = 1,828,483.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.