Home / 1,143,127.58-1,714,341.18-790,408.22

Finding the Fourth Proportional to 1,143,127.58, 1,714,341.18 and 790,408.22

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Solution

The fourth proportional to 1,143,127.58, 1,714,341.18 and 790,408.22 is: 1,185,370.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,127.58 : 1,714,341.18 = 790,408.22 : x
  2. Step 2: Convert to fraction form
    1,143,127.58/1,714,341.18 = 790,408.22/x
  3. Step 3: Cross multiply
    1,143,127.58x = 1,714,341.18 × 790,408.22
  4. Step 4: Simplify right side
    1,143,127.58x = 1,355,029,360,556.50
  5. Step 5: Solve for x
    x = 1,355,029,360,556.50/1,143,127.58
  6. Step 6: Final answer
    x = 1,185,370.19

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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.