Home / 1,905,287.58-2,857,329.06-625,684.14

Finding the Fourth Proportional to 1,905,287.58, 2,857,329.06 and 625,684.14

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Solution

The fourth proportional to 1,905,287.58, 2,857,329.06 and 625,684.14 is: 938,328.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,287.58 : 2,857,329.06 = 625,684.14 : x
  2. Step 2: Convert to fraction form
    1,905,287.58/2,857,329.06 = 625,684.14/x
  3. Step 3: Cross multiply
    1,905,287.58x = 2,857,329.06 × 625,684.14
  4. Step 4: Simplify right side
    1,905,287.58x = 1,787,785,475,603.11
  5. Step 5: Solve for x
    x = 1,787,785,475,603.11/1,905,287.58
  6. Step 6: Final answer
    x = 938,328.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.