Home / 2,585,376.34-3,876,398.76-1,237,506.40

Finding the Fourth Proportional to 2,585,376.34, 3,876,398.76 and 1,237,506.40

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Solution

The fourth proportional to 2,585,376.34, 3,876,398.76 and 1,237,506.40 is: 1,855,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,376.34 : 3,876,398.76 = 1,237,506.40 : x
  2. Step 2: Convert to fraction form
    2,585,376.34/3,876,398.76 = 1,237,506.40/x
  3. Step 3: Cross multiply
    2,585,376.34x = 3,876,398.76 × 1,237,506.40
  4. Step 4: Simplify right side
    2,585,376.34x = 4,797,068,274,452.06
  5. Step 5: Solve for x
    x = 4,797,068,274,452.06/2,585,376.34
  6. Step 6: Final answer
    x = 1,855,462.28

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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.