Home / 1,890,076.48-2,835,109.15-470,132.51

Finding the Fourth Proportional to 1,890,076.48, 2,835,109.15 and 470,132.51

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Solution

The fourth proportional to 1,890,076.48, 2,835,109.15 and 470,132.51 is: 705,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,076.48 : 2,835,109.15 = 470,132.51 : x
  2. Step 2: Convert to fraction form
    1,890,076.48/2,835,109.15 = 470,132.51/x
  3. Step 3: Cross multiply
    1,890,076.48x = 2,835,109.15 × 470,132.51
  4. Step 4: Simplify right side
    1,890,076.48x = 1,332,876,965,462.59
  5. Step 5: Solve for x
    x = 1,332,876,965,462.59/1,890,076.48
  6. Step 6: Final answer
    x = 705,197.37

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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.