Home / 1,809,690.78-2,714,534.61-461,853.27

Finding the Fourth Proportional to 1,809,690.78, 2,714,534.61 and 461,853.27

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Solution

The fourth proportional to 1,809,690.78, 2,714,534.61 and 461,853.27 is: 692,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,690.78 : 2,714,534.61 = 461,853.27 : x
  2. Step 2: Convert to fraction form
    1,809,690.78/2,714,534.61 = 461,853.27/x
  3. Step 3: Cross multiply
    1,809,690.78x = 2,714,534.61 × 461,853.27
  4. Step 4: Simplify right side
    1,809,690.78x = 1,253,716,686,156.67
  5. Step 5: Solve for x
    x = 1,253,716,686,156.67/1,809,690.78
  6. Step 6: Final answer
    x = 692,779.51

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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.