Home / 1,907,187.48-2,859,702.91-627,448.64

Finding the Fourth Proportional to 1,907,187.48, 2,859,702.91 and 627,448.64

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Solution

The fourth proportional to 1,907,187.48, 2,859,702.91 and 627,448.64 is: 940,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,187.48 : 2,859,702.91 = 627,448.64 : x
  2. Step 2: Convert to fraction form
    1,907,187.48/2,859,702.91 = 627,448.64/x
  3. Step 3: Cross multiply
    1,907,187.48x = 2,859,702.91 × 627,448.64
  4. Step 4: Simplify right side
    1,907,187.48x = 1,794,316,685,816.41
  5. Step 5: Solve for x
    x = 1,794,316,685,816.41/1,907,187.48
  6. Step 6: Final answer
    x = 940,818.20

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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.