Home / 1,177,847.55-1,625,437.40-668,558.43

Finding the Fourth Proportional to 1,177,847.55, 1,625,437.40 and 668,558.43

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Solution

The fourth proportional to 1,177,847.55, 1,625,437.40 and 668,558.43 is: 922,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,847.55 : 1,625,437.40 = 668,558.43 : x
  2. Step 2: Convert to fraction form
    1,177,847.55/1,625,437.40 = 668,558.43/x
  3. Step 3: Cross multiply
    1,177,847.55x = 1,625,437.40 × 668,558.43
  4. Step 4: Simplify right side
    1,177,847.55x = 1,086,699,872,864.49
  5. Step 5: Solve for x
    x = 1,086,699,872,864.49/1,177,847.55
  6. Step 6: Final answer
    x = 922,615.05

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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.