Home / 1,188,702.60-1,783,325.88-514,896.08

Finding the Fourth Proportional to 1,188,702.60, 1,783,325.88 and 514,896.08

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Solution

The fourth proportional to 1,188,702.60, 1,783,325.88 and 514,896.08 is: 772,461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,702.60 : 1,783,325.88 = 514,896.08 : x
  2. Step 2: Convert to fraction form
    1,188,702.60/1,783,325.88 = 514,896.08/x
  3. Step 3: Cross multiply
    1,188,702.60x = 1,783,325.88 × 514,896.08
  4. Step 4: Simplify right side
    1,188,702.60x = 918,227,504,974.55
  5. Step 5: Solve for x
    x = 918,227,504,974.55/1,188,702.60
  6. Step 6: Final answer
    x = 772,461.93

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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.