Home / 2,789,801.80-4,184,702.70-994,712.20

Finding the Fourth Proportional to 2,789,801.80, 4,184,702.70 and 994,712.20

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Solution

The fourth proportional to 2,789,801.80, 4,184,702.70 and 994,712.20 is: 1,492,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,801.80 : 4,184,702.70 = 994,712.20 : x
  2. Step 2: Convert to fraction form
    2,789,801.80/4,184,702.70 = 994,712.20/x
  3. Step 3: Cross multiply
    2,789,801.80x = 4,184,702.70 × 994,712.20
  4. Step 4: Simplify right side
    2,789,801.80x = 4,162,574,829,062.94
  5. Step 5: Solve for x
    x = 4,162,574,829,062.94/2,789,801.80
  6. Step 6: Final answer
    x = 1,492,068.30

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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.