Home / 1,585,806-2,188,411.44-897,465.36

Finding the Fourth Proportional to 1,585,806, 2,188,411.44 and 897,465.36

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Solution

The fourth proportional to 1,585,806, 2,188,411.44 and 897,465.36 is: 1,238,501.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,806 : 2,188,411.44 = 897,465.36 : x
  2. Step 2: Convert to fraction form
    1,585,806/2,188,411.44 = 897,465.36/x
  3. Step 3: Cross multiply
    1,585,806x = 2,188,411.44 × 897,465.36
  4. Step 4: Simplify right side
    1,585,806x = 1,964,023,460,827.72
  5. Step 5: Solve for x
    x = 1,964,023,460,827.72/1,585,806
  6. Step 6: Final answer
    x = 1,238,501.72

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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.