Home / 1,430,654.58-2,146,314.06-419,735.70

Finding the Fourth Proportional to 1,430,654.58, 2,146,314.06 and 419,735.70

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Solution

The fourth proportional to 1,430,654.58, 2,146,314.06 and 419,735.70 is: 629,701.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,654.58 : 2,146,314.06 = 419,735.70 : x
  2. Step 2: Convert to fraction form
    1,430,654.58/2,146,314.06 = 419,735.70/x
  3. Step 3: Cross multiply
    1,430,654.58x = 2,146,314.06 × 419,735.70
  4. Step 4: Simplify right side
    1,430,654.58x = 900,884,634,393.94
  5. Step 5: Solve for x
    x = 900,884,634,393.94/1,430,654.58
  6. Step 6: Final answer
    x = 629,701.01

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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.