Home / 3,826,560.65-5,280,653.13-2,107,681.12

Finding the Fourth Proportional to 3,826,560.65, 5,280,653.13 and 2,107,681.12

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Solution

The fourth proportional to 3,826,560.65, 5,280,653.13 and 2,107,681.12 is: 2,908,599.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,560.65 : 5,280,653.13 = 2,107,681.12 : x
  2. Step 2: Convert to fraction form
    3,826,560.65/5,280,653.13 = 2,107,681.12/x
  3. Step 3: Cross multiply
    3,826,560.65x = 5,280,653.13 × 2,107,681.12
  4. Step 4: Simplify right side
    3,826,560.65x = 11,129,932,903,369.91
  5. Step 5: Solve for x
    x = 11,129,932,903,369.91/3,826,560.65
  6. Step 6: Final answer
    x = 2,908,599.63

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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.