Home / 2,679,246.60-4,018,869.90-684,702.60

Finding the Fourth Proportional to 2,679,246.60, 4,018,869.90 and 684,702.60

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Solution

The fourth proportional to 2,679,246.60, 4,018,869.90 and 684,702.60 is: 1,027,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,246.60 : 4,018,869.90 = 684,702.60 : x
  2. Step 2: Convert to fraction form
    2,679,246.60/4,018,869.90 = 684,702.60/x
  3. Step 3: Cross multiply
    2,679,246.60x = 4,018,869.90 × 684,702.60
  4. Step 4: Simplify right side
    2,679,246.60x = 2,751,730,669,591.74
  5. Step 5: Solve for x
    x = 2,751,730,669,591.74/2,679,246.60
  6. Step 6: Final answer
    x = 1,027,053.90

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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.