Home / 1,354,659.81-2,030,567.32-455,789.51

Finding the Fourth Proportional to 1,354,659.81, 2,030,567.32 and 455,789.51

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Solution

The fourth proportional to 1,354,659.81, 2,030,567.32 and 455,789.51 is: 683,205.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,659.81 : 2,030,567.32 = 455,789.51 : x
  2. Step 2: Convert to fraction form
    1,354,659.81/2,030,567.32 = 455,789.51/x
  3. Step 3: Cross multiply
    1,354,659.81x = 2,030,567.32 × 455,789.51
  4. Step 4: Simplify right side
    1,354,659.81x = 925,511,283,804.81
  5. Step 5: Solve for x
    x = 925,511,283,804.81/1,354,659.81
  6. Step 6: Final answer
    x = 683,205.69

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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.