Home / 1,943,286.71-2,680,347.32-1,684,701.30

Finding the Fourth Proportional to 1,943,286.71, 2,680,347.32 and 1,684,701.30

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Solution

The fourth proportional to 1,943,286.71, 2,680,347.32 and 1,684,701.30 is: 2,323,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,286.71 : 2,680,347.32 = 1,684,701.30 : x
  2. Step 2: Convert to fraction form
    1,943,286.71/2,680,347.32 = 1,684,701.30/x
  3. Step 3: Cross multiply
    1,943,286.71x = 2,680,347.32 × 1,684,701.30
  4. Step 4: Simplify right side
    1,943,286.71x = 4,515,584,606,032.01
  5. Step 5: Solve for x
    x = 4,515,584,606,032.01/1,943,286.71
  6. Step 6: Final answer
    x = 2,323,684.20

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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.