Home / 1,373,809.80-2,060,714.70-627,313.80

Finding the Fourth Proportional to 1,373,809.80, 2,060,714.70 and 627,313.80

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Solution

The fourth proportional to 1,373,809.80, 2,060,714.70 and 627,313.80 is: 940,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,809.80 : 2,060,714.70 = 627,313.80 : x
  2. Step 2: Convert to fraction form
    1,373,809.80/2,060,714.70 = 627,313.80/x
  3. Step 3: Cross multiply
    1,373,809.80x = 2,060,714.70 × 627,313.80
  4. Step 4: Simplify right side
    1,373,809.80x = 1,292,714,769,172.86
  5. Step 5: Solve for x
    x = 1,292,714,769,172.86/1,373,809.80
  6. Step 6: Final answer
    x = 940,970.70

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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.