Home / 2,817,708.88-4,226,548.72-687,804.16

Finding the Fourth Proportional to 2,817,708.88, 4,226,548.72 and 687,804.16

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Solution

The fourth proportional to 2,817,708.88, 4,226,548.72 and 687,804.16 is: 1,031,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,708.88 : 4,226,548.72 = 687,804.16 : x
  2. Step 2: Convert to fraction form
    2,817,708.88/4,226,548.72 = 687,804.16/x
  3. Step 3: Cross multiply
    2,817,708.88x = 4,226,548.72 × 687,804.16
  4. Step 4: Simplify right side
    2,817,708.88x = 2,907,037,792,058.68
  5. Step 5: Solve for x
    x = 2,907,037,792,058.68/2,817,708.88
  6. Step 6: Final answer
    x = 1,031,702.68

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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.