Home / 1,205,209.96-1,807,106.14-457,308.52

Finding the Fourth Proportional to 1,205,209.96, 1,807,106.14 and 457,308.52

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Solution

The fourth proportional to 1,205,209.96, 1,807,106.14 and 457,308.52 is: 685,693.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,209.96 : 1,807,106.14 = 457,308.52 : x
  2. Step 2: Convert to fraction form
    1,205,209.96/1,807,106.14 = 457,308.52/x
  3. Step 3: Cross multiply
    1,205,209.96x = 1,807,106.14 × 457,308.52
  4. Step 4: Simplify right side
    1,205,209.96x = 826,405,034,366.31
  5. Step 5: Solve for x
    x = 826,405,034,366.31/1,205,209.96
  6. Step 6: Final answer
    x = 685,693.83

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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.