Home / 1,036,261.53-1,554,447.78-326,344.86

Finding the Fourth Proportional to 1,036,261.53, 1,554,447.78 and 326,344.86

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Solution

The fourth proportional to 1,036,261.53, 1,554,447.78 and 326,344.86 is: 489,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,261.53 : 1,554,447.78 = 326,344.86 : x
  2. Step 2: Convert to fraction form
    1,036,261.53/1,554,447.78 = 326,344.86/x
  3. Step 3: Cross multiply
    1,036,261.53x = 1,554,447.78 × 326,344.86
  4. Step 4: Simplify right side
    1,036,261.53x = 507,286,043,141.41
  5. Step 5: Solve for x
    x = 507,286,043,141.41/1,036,261.53
  6. Step 6: Final answer
    x = 489,534.76

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Double scale
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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.