Home / 3,548,271.38-4,896,616.53-1,916,678.74

Finding the Fourth Proportional to 3,548,271.38, 4,896,616.53 and 1,916,678.74

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Solution

The fourth proportional to 3,548,271.38, 4,896,616.53 and 1,916,678.74 is: 2,645,017.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,271.38 : 4,896,616.53 = 1,916,678.74 : x
  2. Step 2: Convert to fraction form
    3,548,271.38/4,896,616.53 = 1,916,678.74/x
  3. Step 3: Cross multiply
    3,548,271.38x = 4,896,616.53 × 1,916,678.74
  4. Step 4: Simplify right side
    3,548,271.38x = 9,385,240,800,983.57
  5. Step 5: Solve for x
    x = 9,385,240,800,983.57/3,548,271.38
  6. Step 6: Final answer
    x = 2,645,017.76

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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.