Home / 1,581,380.72-2,372,070.96-383,303.07

Finding the Fourth Proportional to 1,581,380.72, 2,372,070.96 and 383,303.07

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Solution

The fourth proportional to 1,581,380.72, 2,372,070.96 and 383,303.07 is: 574,954.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,380.72 : 2,372,070.96 = 383,303.07 : x
  2. Step 2: Convert to fraction form
    1,581,380.72/2,372,070.96 = 383,303.07/x
  3. Step 3: Cross multiply
    1,581,380.72x = 2,372,070.96 × 383,303.07
  4. Step 4: Simplify right side
    1,581,380.72x = 909,222,081,225.85
  5. Step 5: Solve for x
    x = 909,222,081,225.85/1,581,380.72
  6. Step 6: Final answer
    x = 574,954.58

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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.