Home / 1,109,334.74-1,530,750.26-625,871.66

Finding the Fourth Proportional to 1,109,334.74, 1,530,750.26 and 625,871.66

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Solution

The fourth proportional to 1,109,334.74, 1,530,750.26 and 625,871.66 is: 863,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,334.74 : 1,530,750.26 = 625,871.66 : x
  2. Step 2: Convert to fraction form
    1,109,334.74/1,530,750.26 = 625,871.66/x
  3. Step 3: Cross multiply
    1,109,334.74x = 1,530,750.26 × 625,871.66
  4. Step 4: Simplify right side
    1,109,334.74x = 958,053,206,271.63
  5. Step 5: Solve for x
    x = 958,053,206,271.63/1,109,334.74
  6. Step 6: Final answer
    x = 863,628.60

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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.