Home / 2,929,505.64-4,042,063.92-1,768,140.27

Finding the Fourth Proportional to 2,929,505.64, 4,042,063.92 and 1,768,140.27

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Solution

The fourth proportional to 2,929,505.64, 4,042,063.92 and 1,768,140.27 is: 2,439,638.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,505.64 : 4,042,063.92 = 1,768,140.27 : x
  2. Step 2: Convert to fraction form
    2,929,505.64/4,042,063.92 = 1,768,140.27/x
  3. Step 3: Cross multiply
    2,929,505.64x = 4,042,063.92 × 1,768,140.27
  4. Step 4: Simplify right side
    2,929,505.64x = 7,146,935,990,866.06
  5. Step 5: Solve for x
    x = 7,146,935,990,866.06/2,929,505.64
  6. Step 6: Final answer
    x = 2,439,638.93

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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.