Home / 1,000,459.10-1,379,700.84-926,149.55

Finding the Fourth Proportional to 1,000,459.10, 1,379,700.84 and 926,149.55

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Solution

The fourth proportional to 1,000,459.10, 1,379,700.84 and 926,149.55 is: 1,277,222.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,459.10 : 1,379,700.84 = 926,149.55 : x
  2. Step 2: Convert to fraction form
    1,000,459.10/1,379,700.84 = 926,149.55/x
  3. Step 3: Cross multiply
    1,000,459.10x = 1,379,700.84 × 926,149.55
  4. Step 4: Simplify right side
    1,000,459.10x = 1,277,809,308,675.18
  5. Step 5: Solve for x
    x = 1,277,809,308,675.18/1,000,459.10
  6. Step 6: Final answer
    x = 1,277,222.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.