Home / 1,034,640.42-1,427,928.06-626,730.28

Finding the Fourth Proportional to 1,034,640.42, 1,427,928.06 and 626,730.28

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Solution

The fourth proportional to 1,034,640.42, 1,427,928.06 and 626,730.28 is: 864,963.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,640.42 : 1,427,928.06 = 626,730.28 : x
  2. Step 2: Convert to fraction form
    1,034,640.42/1,427,928.06 = 626,730.28/x
  3. Step 3: Cross multiply
    1,034,640.42x = 1,427,928.06 × 626,730.28
  4. Step 4: Simplify right side
    1,034,640.42x = 894,925,752,863.66
  5. Step 5: Solve for x
    x = 894,925,752,863.66/1,034,640.42
  6. Step 6: Final answer
    x = 864,963.07

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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.