Home / 2,131,359.60-3,199,315.29-917,537

Finding the Fourth Proportional to 2,131,359.60, 3,199,315.29 and 917,537

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Solution

The fourth proportional to 2,131,359.60, 3,199,315.29 and 917,537 is: 1,377,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,359.60 : 3,199,315.29 = 917,537 : x
  2. Step 2: Convert to fraction form
    2,131,359.60/3,199,315.29 = 917,537/x
  3. Step 3: Cross multiply
    2,131,359.60x = 3,199,315.29 × 917,537
  4. Step 4: Simplify right side
    2,131,359.60x = 2,935,490,148,653.05
  5. Step 5: Solve for x
    x = 2,935,490,148,653.05/2,131,359.60
  6. Step 6: Final answer
    x = 1,377,285.25

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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.