Home / 3,115,149.96-4,672,703.70-1,676,510.28

Finding the Fourth Proportional to 3,115,149.96, 4,672,703.70 and 1,676,510.28

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Solution

The fourth proportional to 3,115,149.96, 4,672,703.70 and 1,676,510.28 is: 2,514,753.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,149.96 : 4,672,703.70 = 1,676,510.28 : x
  2. Step 2: Convert to fraction form
    3,115,149.96/4,672,703.70 = 1,676,510.28/x
  3. Step 3: Cross multiply
    3,115,149.96x = 4,672,703.70 × 1,676,510.28
  4. Step 4: Simplify right side
    3,115,149.96x = 7,833,835,788,444.04
  5. Step 5: Solve for x
    x = 7,833,835,788,444.04/3,115,149.96
  6. Step 6: Final answer
    x = 2,514,753.99

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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.