Home / 3,367,124.70-4,645,479.51-1,916,457.18

Finding the Fourth Proportional to 3,367,124.70, 4,645,479.51 and 1,916,457.18

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Solution

The fourth proportional to 3,367,124.70, 4,645,479.51 and 1,916,457.18 is: 2,644,054.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367,124.70 : 4,645,479.51 = 1,916,457.18 : x
  2. Step 2: Convert to fraction form
    3,367,124.70/4,645,479.51 = 1,916,457.18/x
  3. Step 3: Cross multiply
    3,367,124.70x = 4,645,479.51 × 1,916,457.18
  4. Step 4: Simplify right side
    3,367,124.70x = 8,902,862,561,482.38
  5. Step 5: Solve for x
    x = 8,902,862,561,482.38/3,367,124.70
  6. Step 6: Final answer
    x = 2,644,054.90

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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.