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Finding the Fourth Proportional to 973,847.80, 1,460,771.70 and 807,959.80

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Solution

The fourth proportional to 973,847.80, 1,460,771.70 and 807,959.80 is: 1,211,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,847.80 : 1,460,771.70 = 807,959.80 : x
  2. Step 2: Convert to fraction form
    973,847.80/1,460,771.70 = 807,959.80/x
  3. Step 3: Cross multiply
    973,847.80x = 1,460,771.70 × 807,959.80
  4. Step 4: Simplify right side
    973,847.80x = 1,180,244,810,577.66
  5. Step 5: Solve for x
    x = 1,180,244,810,577.66/973,847.80
  6. Step 6: Final answer
    x = 1,211,939.70

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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.