Home / 2,668,702.60-4,003,063.26-646,938.28

Finding the Fourth Proportional to 2,668,702.60, 4,003,063.26 and 646,938.28

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Solution

The fourth proportional to 2,668,702.60, 4,003,063.26 and 646,938.28 is: 970,409.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,702.60 : 4,003,063.26 = 646,938.28 : x
  2. Step 2: Convert to fraction form
    2,668,702.60/4,003,063.26 = 646,938.28/x
  3. Step 3: Cross multiply
    2,668,702.60x = 4,003,063.26 × 646,938.28
  4. Step 4: Simplify right side
    2,668,702.60x = 2,589,734,860,155.59
  5. Step 5: Solve for x
    x = 2,589,734,860,155.59/2,668,702.60
  6. Step 6: Final answer
    x = 970,409.69

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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.