Home / 1,802,890.51-2,705,658.90-1,452,139.45

Finding the Fourth Proportional to 1,802,890.51, 2,705,658.90 and 1,452,139.45

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Solution

The fourth proportional to 1,802,890.51, 2,705,658.90 and 1,452,139.45 is: 2,179,274.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,890.51 : 2,705,658.90 = 1,452,139.45 : x
  2. Step 2: Convert to fraction form
    1,802,890.51/2,705,658.90 = 1,452,139.45/x
  3. Step 3: Cross multiply
    1,802,890.51x = 2,705,658.90 × 1,452,139.45
  4. Step 4: Simplify right side
    1,802,890.51x = 3,928,994,014,723.94
  5. Step 5: Solve for x
    x = 3,928,994,014,723.94/1,802,890.51
  6. Step 6: Final answer
    x = 2,179,274.89

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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.