Home / 1,124,481-1,686,720.12-366,321.24

Finding the Fourth Proportional to 1,124,481, 1,686,720.12 and 366,321.24

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Solution

The fourth proportional to 1,124,481, 1,686,720.12 and 366,321.24 is: 549,481.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,481 : 1,686,720.12 = 366,321.24 : x
  2. Step 2: Convert to fraction form
    1,124,481/1,686,720.12 = 366,321.24/x
  3. Step 3: Cross multiply
    1,124,481x = 1,686,720.12 × 366,321.24
  4. Step 4: Simplify right side
    1,124,481x = 617,881,405,891.35
  5. Step 5: Solve for x
    x = 617,881,405,891.35/1,124,481
  6. Step 6: Final answer
    x = 549,481.41

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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.