Home / 1,819,037.90-2,728,566.30-471,106.10

Finding the Fourth Proportional to 1,819,037.90, 2,728,566.30 and 471,106.10

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Solution

The fourth proportional to 1,819,037.90, 2,728,566.30 and 471,106.10 is: 706,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,037.90 : 2,728,566.30 = 471,106.10 : x
  2. Step 2: Convert to fraction form
    1,819,037.90/2,728,566.30 = 471,106.10/x
  3. Step 3: Cross multiply
    1,819,037.90x = 2,728,566.30 × 471,106.10
  4. Step 4: Simplify right side
    1,819,037.90x = 1,285,444,228,184.43
  5. Step 5: Solve for x
    x = 1,285,444,228,184.43/1,819,037.90
  6. Step 6: Final answer
    x = 706,661.60

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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.