Home / 2,913,103.91-4,020,322.70-1,606,611.47

Finding the Fourth Proportional to 2,913,103.91, 4,020,322.70 and 1,606,611.47

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Solution

The fourth proportional to 2,913,103.91, 4,020,322.70 and 1,606,611.47 is: 2,217,255.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,103.91 : 4,020,322.70 = 1,606,611.47 : x
  2. Step 2: Convert to fraction form
    2,913,103.91/4,020,322.70 = 1,606,611.47/x
  3. Step 3: Cross multiply
    2,913,103.91x = 4,020,322.70 × 1,606,611.47
  4. Step 4: Simplify right side
    2,913,103.91x = 6,459,096,562,921.37
  5. Step 5: Solve for x
    x = 6,459,096,562,921.37/2,913,103.91
  6. Step 6: Final answer
    x = 2,217,255.81

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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.