Home / 1,636,835.51-2,258,833.66-948,906.20

Finding the Fourth Proportional to 1,636,835.51, 2,258,833.66 and 948,906.20

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Solution

The fourth proportional to 1,636,835.51, 2,258,833.66 and 948,906.20 is: 1,309,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,835.51 : 2,258,833.66 = 948,906.20 : x
  2. Step 2: Convert to fraction form
    1,636,835.51/2,258,833.66 = 948,906.20/x
  3. Step 3: Cross multiply
    1,636,835.51x = 2,258,833.66 × 948,906.20
  4. Step 4: Simplify right side
    1,636,835.51x = 2,143,421,268,017.51
  5. Step 5: Solve for x
    x = 2,143,421,268,017.51/1,636,835.51
  6. Step 6: Final answer
    x = 1,309,490.94

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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.