Home / 1,486,780.34-2,051,758.67-807,716.84

Finding the Fourth Proportional to 1,486,780.34, 2,051,758.67 and 807,716.84

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Solution

The fourth proportional to 1,486,780.34, 2,051,758.67 and 807,716.84 is: 1,114,650.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,780.34 : 2,051,758.67 = 807,716.84 : x
  2. Step 2: Convert to fraction form
    1,486,780.34/2,051,758.67 = 807,716.84/x
  3. Step 3: Cross multiply
    1,486,780.34x = 2,051,758.67 × 807,716.84
  4. Step 4: Simplify right side
    1,486,780.34x = 1,657,240,015,077.63
  5. Step 5: Solve for x
    x = 1,657,240,015,077.63/1,486,780.34
  6. Step 6: Final answer
    x = 1,114,650.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.