Home / 3,398,343.52-4,689,616.08-1,870,417.84

Finding the Fourth Proportional to 3,398,343.52, 4,689,616.08 and 1,870,417.84

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Solution

The fourth proportional to 3,398,343.52, 4,689,616.08 and 1,870,417.84 is: 2,581,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,343.52 : 4,689,616.08 = 1,870,417.84 : x
  2. Step 2: Convert to fraction form
    3,398,343.52/4,689,616.08 = 1,870,417.84/x
  3. Step 3: Cross multiply
    3,398,343.52x = 4,689,616.08 × 1,870,417.84
  4. Step 4: Simplify right side
    3,398,343.52x = 8,771,541,578,782.87
  5. Step 5: Solve for x
    x = 8,771,541,578,782.87/3,398,343.52
  6. Step 6: Final answer
    x = 2,581,122.69

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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.