Home / 993,857.60-1,490,786.40-886,030.40

Finding the Fourth Proportional to 993,857.60, 1,490,786.40 and 886,030.40

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Solution

The fourth proportional to 993,857.60, 1,490,786.40 and 886,030.40 is: 1,329,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,857.60 : 1,490,786.40 = 886,030.40 : x
  2. Step 2: Convert to fraction form
    993,857.60/1,490,786.40 = 886,030.40/x
  3. Step 3: Cross multiply
    993,857.60x = 1,490,786.40 × 886,030.40
  4. Step 4: Simplify right side
    993,857.60x = 1,320,882,070,306.56
  5. Step 5: Solve for x
    x = 1,320,882,070,306.56/993,857.60
  6. Step 6: Final answer
    x = 1,329,045.60

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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.