Home / 3,548,478.78-4,896,895.91-2,020,585.91

Finding the Fourth Proportional to 3,548,478.78, 4,896,895.91 and 2,020,585.91

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Solution

The fourth proportional to 3,548,478.78, 4,896,895.91 and 2,020,585.91 is: 2,788,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,478.78 : 4,896,895.91 = 2,020,585.91 : x
  2. Step 2: Convert to fraction form
    3,548,478.78/4,896,895.91 = 2,020,585.91/x
  3. Step 3: Cross multiply
    3,548,478.78x = 4,896,895.91 × 2,020,585.91
  4. Step 4: Simplify right side
    3,548,478.78x = 9,894,598,843,895.22
  5. Step 5: Solve for x
    x = 9,894,598,843,895.22/3,548,478.78
  6. Step 6: Final answer
    x = 2,788,405.81

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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.