Home / 1,411,959.96-1,948,517.64-767,381.81

Finding the Fourth Proportional to 1,411,959.96, 1,948,517.64 and 767,381.81

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Solution

The fourth proportional to 1,411,959.96, 1,948,517.64 and 767,381.81 is: 1,058,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,959.96 : 1,948,517.64 = 767,381.81 : x
  2. Step 2: Convert to fraction form
    1,411,959.96/1,948,517.64 = 767,381.81/x
  3. Step 3: Cross multiply
    1,411,959.96x = 1,948,517.64 × 767,381.81
  4. Step 4: Simplify right side
    1,411,959.96x = 1,495,256,983,657.54
  5. Step 5: Solve for x
    x = 1,495,256,983,657.54/1,411,959.96
  6. Step 6: Final answer
    x = 1,058,993.90

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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.