Home / 1,669,116.90-2,303,138.88-934,067.58

Finding the Fourth Proportional to 1,669,116.90, 2,303,138.88 and 934,067.58

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Solution

The fourth proportional to 1,669,116.90, 2,303,138.88 and 934,067.58 is: 1,288,877.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,116.90 : 2,303,138.88 = 934,067.58 : x
  2. Step 2: Convert to fraction form
    1,669,116.90/2,303,138.88 = 934,067.58/x
  3. Step 3: Cross multiply
    1,669,116.90x = 2,303,138.88 × 934,067.58
  4. Step 4: Simplify right side
    1,669,116.90x = 2,151,287,360,045.51
  5. Step 5: Solve for x
    x = 2,151,287,360,045.51/1,669,116.90
  6. Step 6: Final answer
    x = 1,288,877.59

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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.