Home / 1,408,582.23-2,108,149.41-1,155,852.51

Finding the Fourth Proportional to 1,408,582.23, 2,108,149.41 and 1,155,852.51

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Solution

The fourth proportional to 1,408,582.23, 2,108,149.41 and 1,155,852.51 is: 1,729,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,582.23 : 2,108,149.41 = 1,155,852.51 : x
  2. Step 2: Convert to fraction form
    1,408,582.23/2,108,149.41 = 1,155,852.51/x
  3. Step 3: Cross multiply
    1,408,582.23x = 2,108,149.41 × 1,155,852.51
  4. Step 4: Simplify right side
    1,408,582.23x = 2,436,709,787,003.52
  5. Step 5: Solve for x
    x = 2,436,709,787,003.52/1,408,582.23
  6. Step 6: Final answer
    x = 1,729,902.40

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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.