Home / 3,826,386.72-5,280,653.04-2,107,506.84

Finding the Fourth Proportional to 3,826,386.72, 5,280,653.04 and 2,107,506.84

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Solution

The fourth proportional to 3,826,386.72, 5,280,653.04 and 2,107,506.84 is: 2,908,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,386.72 : 5,280,653.04 = 2,107,506.84 : x
  2. Step 2: Convert to fraction form
    3,826,386.72/5,280,653.04 = 2,107,506.84/x
  3. Step 3: Cross multiply
    3,826,386.72x = 5,280,653.04 × 2,107,506.84
  4. Step 4: Simplify right side
    3,826,386.72x = 11,129,012,401,466.79
  5. Step 5: Solve for x
    x = 11,129,012,401,466.79/3,826,386.72
  6. Step 6: Final answer
    x = 2,908,491.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.