Home / 1,554,431.60-2,331,647.40-923,020.40

Finding the Fourth Proportional to 1,554,431.60, 2,331,647.40 and 923,020.40

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Solution

The fourth proportional to 1,554,431.60, 2,331,647.40 and 923,020.40 is: 1,384,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,431.60 : 2,331,647.40 = 923,020.40 : x
  2. Step 2: Convert to fraction form
    1,554,431.60/2,331,647.40 = 923,020.40/x
  3. Step 3: Cross multiply
    1,554,431.60x = 2,331,647.40 × 923,020.40
  4. Step 4: Simplify right side
    1,554,431.60x = 2,152,158,115,806.96
  5. Step 5: Solve for x
    x = 2,152,158,115,806.96/1,554,431.60
  6. Step 6: Final answer
    x = 1,384,530.60

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Similar ratio
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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.