Home / 1,341,840.87-2,011,702.32-667,554.12

Finding the Fourth Proportional to 1,341,840.87, 2,011,702.32 and 667,554.12

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Solution

The fourth proportional to 1,341,840.87, 2,011,702.32 and 667,554.12 is: 1,000,804.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,840.87 : 2,011,702.32 = 667,554.12 : x
  2. Step 2: Convert to fraction form
    1,341,840.87/2,011,702.32 = 667,554.12/x
  3. Step 3: Cross multiply
    1,341,840.87x = 2,011,702.32 × 667,554.12
  4. Step 4: Simplify right side
    1,341,840.87x = 1,342,920,171,929.56
  5. Step 5: Solve for x
    x = 1,342,920,171,929.56/1,341,840.87
  6. Step 6: Final answer
    x = 1,000,804.34

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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.