Home / 3,112,702.06-4,638,108.56-2,773,133.40

Finding the Fourth Proportional to 3,112,702.06, 4,638,108.56 and 2,773,133.40

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Solution

The fourth proportional to 3,112,702.06, 4,638,108.56 and 2,773,133.40 is: 4,132,131.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,702.06 : 4,638,108.56 = 2,773,133.40 : x
  2. Step 2: Convert to fraction form
    3,112,702.06/4,638,108.56 = 2,773,133.40/x
  3. Step 3: Cross multiply
    3,112,702.06x = 4,638,108.56 × 2,773,133.40
  4. Step 4: Simplify right side
    3,112,702.06x = 12,862,093,760,561.90
  5. Step 5: Solve for x
    x = 12,862,093,760,561.90/3,112,702.06
  6. Step 6: Final answer
    x = 4,132,131.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.