Home / 1,334,803.14-1,842,018.87-722,941.80

Finding the Fourth Proportional to 1,334,803.14, 1,842,018.87 and 722,941.80

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Solution

The fourth proportional to 1,334,803.14, 1,842,018.87 and 722,941.80 is: 997,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,803.14 : 1,842,018.87 = 722,941.80 : x
  2. Step 2: Convert to fraction form
    1,334,803.14/1,842,018.87 = 722,941.80/x
  3. Step 3: Cross multiply
    1,334,803.14x = 1,842,018.87 × 722,941.80
  4. Step 4: Simplify right side
    1,334,803.14x = 1,331,672,437,511.77
  5. Step 5: Solve for x
    x = 1,331,672,437,511.77/1,334,803.14
  6. Step 6: Final answer
    x = 997,654.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.