Home / 3,108,688.20-4,663,032.30-1,845,865.80

Finding the Fourth Proportional to 3,108,688.20, 4,663,032.30 and 1,845,865.80

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Solution

The fourth proportional to 3,108,688.20, 4,663,032.30 and 1,845,865.80 is: 2,768,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,688.20 : 4,663,032.30 = 1,845,865.80 : x
  2. Step 2: Convert to fraction form
    3,108,688.20/4,663,032.30 = 1,845,865.80/x
  3. Step 3: Cross multiply
    3,108,688.20x = 4,663,032.30 × 1,845,865.80
  4. Step 4: Simplify right side
    3,108,688.20x = 8,607,331,846,865.34
  5. Step 5: Solve for x
    x = 8,607,331,846,865.34/3,108,688.20
  6. Step 6: Final answer
    x = 2,768,798.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.