Home / 1,334,558.88-1,842,140.34-811,267.56

Finding the Fourth Proportional to 1,334,558.88, 1,842,140.34 and 811,267.56

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Solution

The fourth proportional to 1,334,558.88, 1,842,140.34 and 811,267.56 is: 1,119,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,558.88 : 1,842,140.34 = 811,267.56 : x
  2. Step 2: Convert to fraction form
    1,334,558.88/1,842,140.34 = 811,267.56/x
  3. Step 3: Cross multiply
    1,334,558.88x = 1,842,140.34 × 811,267.56
  4. Step 4: Simplify right side
    1,334,558.88x = 1,494,468,698,809.37
  5. Step 5: Solve for x
    x = 1,494,468,698,809.37/1,334,558.88
  6. Step 6: Final answer
    x = 1,119,822.23

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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.