Home / 2,777,776.02-3,833,930.40-1,690,397.91

Finding the Fourth Proportional to 2,777,776.02, 3,833,930.40 and 1,690,397.91

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Solution

The fourth proportional to 2,777,776.02, 3,833,930.40 and 1,690,397.91 is: 2,333,113.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,776.02 : 3,833,930.40 = 1,690,397.91 : x
  2. Step 2: Convert to fraction form
    2,777,776.02/3,833,930.40 = 1,690,397.91/x
  3. Step 3: Cross multiply
    2,777,776.02x = 3,833,930.40 × 1,690,397.91
  4. Step 4: Simplify right side
    2,777,776.02x = 6,480,867,935,245.46
  5. Step 5: Solve for x
    x = 6,480,867,935,245.46/2,777,776.02
  6. Step 6: Final answer
    x = 2,333,113.93

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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.