Home / 4,455,619.40-6,683,429.10-1,089,826.40

Finding the Fourth Proportional to 4,455,619.40, 6,683,429.10 and 1,089,826.40

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Solution

The fourth proportional to 4,455,619.40, 6,683,429.10 and 1,089,826.40 is: 1,634,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455,619.40 : 6,683,429.10 = 1,089,826.40 : x
  2. Step 2: Convert to fraction form
    4,455,619.40/6,683,429.10 = 1,089,826.40/x
  3. Step 3: Cross multiply
    4,455,619.40x = 6,683,429.10 × 1,089,826.40
  4. Step 4: Simplify right side
    4,455,619.40x = 7,283,777,475,708.24
  5. Step 5: Solve for x
    x = 7,283,777,475,708.24/4,455,619.40
  6. Step 6: Final answer
    x = 1,634,739.60

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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.