Home / 1,322,950.02-1,984,610.52-424,180.50

Finding the Fourth Proportional to 1,322,950.02, 1,984,610.52 and 424,180.50

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Solution

The fourth proportional to 1,322,950.02, 1,984,610.52 and 424,180.50 is: 636,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,950.02 : 1,984,610.52 = 424,180.50 : x
  2. Step 2: Convert to fraction form
    1,322,950.02/1,984,610.52 = 424,180.50/x
  3. Step 3: Cross multiply
    1,322,950.02x = 1,984,610.52 × 424,180.50
  4. Step 4: Simplify right side
    1,322,950.02x = 841,833,082,678.86
  5. Step 5: Solve for x
    x = 841,833,082,678.86/1,322,950.02
  6. Step 6: Final answer
    x = 636,330.22

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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.