Home / 2,608,723.80-3,913,085.70-1,333,265.40

Finding the Fourth Proportional to 2,608,723.80, 3,913,085.70 and 1,333,265.40

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Solution

The fourth proportional to 2,608,723.80, 3,913,085.70 and 1,333,265.40 is: 1,999,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,723.80 : 3,913,085.70 = 1,333,265.40 : x
  2. Step 2: Convert to fraction form
    2,608,723.80/3,913,085.70 = 1,333,265.40/x
  3. Step 3: Cross multiply
    2,608,723.80x = 3,913,085.70 × 1,333,265.40
  4. Step 4: Simplify right side
    2,608,723.80x = 5,217,181,771,044.78
  5. Step 5: Solve for x
    x = 5,217,181,771,044.78/2,608,723.80
  6. Step 6: Final answer
    x = 1,999,898.10

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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.