Home / 1,225,331.57-1,838,085.24-326,768.60

Finding the Fourth Proportional to 1,225,331.57, 1,838,085.24 and 326,768.60

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Solution

The fourth proportional to 1,225,331.57, 1,838,085.24 and 326,768.60 is: 490,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,331.57 : 1,838,085.24 = 326,768.60 : x
  2. Step 2: Convert to fraction form
    1,225,331.57/1,838,085.24 = 326,768.60/x
  3. Step 3: Cross multiply
    1,225,331.57x = 1,838,085.24 × 326,768.60
  4. Step 4: Simplify right side
    1,225,331.57x = 600,628,540,555.46
  5. Step 5: Solve for x
    x = 600,628,540,555.46/1,225,331.57
  6. Step 6: Final answer
    x = 490,176.34

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1.5x scale

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.