Home / 993,235.40-1,489,853.10-893,702.60

Finding the Fourth Proportional to 993,235.40, 1,489,853.10 and 893,702.60

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Solution

The fourth proportional to 993,235.40, 1,489,853.10 and 893,702.60 is: 1,340,553.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,235.40 : 1,489,853.10 = 893,702.60 : x
  2. Step 2: Convert to fraction form
    993,235.40/1,489,853.10 = 893,702.60/x
  3. Step 3: Cross multiply
    993,235.40x = 1,489,853.10 × 893,702.60
  4. Step 4: Simplify right side
    993,235.40x = 1,331,485,589,088.06
  5. Step 5: Solve for x
    x = 1,331,485,589,088.06/993,235.40
  6. Step 6: Final answer
    x = 1,340,553.90

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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.