Home / 1,698,999.90-2,548,499.85-943,172.70

Finding the Fourth Proportional to 1,698,999.90, 2,548,499.85 and 943,172.70

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Solution

The fourth proportional to 1,698,999.90, 2,548,499.85 and 943,172.70 is: 1,414,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,999.90 : 2,548,499.85 = 943,172.70 : x
  2. Step 2: Convert to fraction form
    1,698,999.90/2,548,499.85 = 943,172.70/x
  3. Step 3: Cross multiply
    1,698,999.90x = 2,548,499.85 × 943,172.70
  4. Step 4: Simplify right side
    1,698,999.90x = 2,403,675,484,474.09
  5. Step 5: Solve for x
    x = 2,403,675,484,474.09/1,698,999.90
  6. Step 6: Final answer
    x = 1,414,759.05

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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.