Home / 1,908,486.83-2,862,664.53-488,555.15

Finding the Fourth Proportional to 1,908,486.83, 2,862,664.53 and 488,555.15

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Solution

The fourth proportional to 1,908,486.83, 2,862,664.53 and 488,555.15 is: 732,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,486.83 : 2,862,664.53 = 488,555.15 : x
  2. Step 2: Convert to fraction form
    1,908,486.83/2,862,664.53 = 488,555.15/x
  3. Step 3: Cross multiply
    1,908,486.83x = 2,862,664.53 × 488,555.15
  4. Step 4: Simplify right side
    1,908,486.83x = 1,398,569,484,540.51
  5. Step 5: Solve for x
    x = 1,398,569,484,540.51/1,908,486.83
  6. Step 6: Final answer
    x = 732,815.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.