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Finding the Fourth Proportional to 3,585,653.96, 4,948,058.40 and 1,954,026.68

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Solution

The fourth proportional to 3,585,653.96, 4,948,058.40 and 1,954,026.68 is: 2,696,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,653.96 : 4,948,058.40 = 1,954,026.68 : x
  2. Step 2: Convert to fraction form
    3,585,653.96/4,948,058.40 = 1,954,026.68/x
  3. Step 3: Cross multiply
    3,585,653.96x = 4,948,058.40 × 1,954,026.68
  4. Step 4: Simplify right side
    3,585,653.96x = 9,668,638,127,798.11
  5. Step 5: Solve for x
    x = 9,668,638,127,798.11/3,585,653.96
  6. Step 6: Final answer
    x = 2,696,478.31

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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.