Home / 1,612,913.77-2,225,803.40-887,745.91

Finding the Fourth Proportional to 1,612,913.77, 2,225,803.40 and 887,745.91

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Solution

The fourth proportional to 1,612,913.77, 2,225,803.40 and 887,745.91 is: 1,225,079.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,913.77 : 2,225,803.40 = 887,745.91 : x
  2. Step 2: Convert to fraction form
    1,612,913.77/2,225,803.40 = 887,745.91/x
  3. Step 3: Cross multiply
    1,612,913.77x = 2,225,803.40 × 887,745.91
  4. Step 4: Simplify right side
    1,612,913.77x = 1,975,947,864,814.09
  5. Step 5: Solve for x
    x = 1,975,947,864,814.09/1,612,913.77
  6. Step 6: Final answer
    x = 1,225,079.67

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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.