Home / 1,908,479.71-2,862,717.73-488,533.51

Finding the Fourth Proportional to 1,908,479.71, 2,862,717.73 and 488,533.51

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Solution

The fourth proportional to 1,908,479.71, 2,862,717.73 and 488,533.51 is: 732,799.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,479.71 : 2,862,717.73 = 488,533.51 : x
  2. Step 2: Convert to fraction form
    1,908,479.71/2,862,717.73 = 488,533.51/x
  3. Step 3: Cross multiply
    1,908,479.71x = 2,862,717.73 × 488,533.51
  4. Step 4: Simplify right side
    1,908,479.71x = 1,398,533,526,462.54
  5. Step 5: Solve for x
    x = 1,398,533,526,462.54/1,908,479.71
  6. Step 6: Final answer
    x = 732,799.79

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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.