Home / 2,672,860.80-4,009,233.60-1,780,022.40

Finding the Fourth Proportional to 2,672,860.80, 4,009,233.60 and 1,780,022.40

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Solution

The fourth proportional to 2,672,860.80, 4,009,233.60 and 1,780,022.40 is: 2,669,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,860.80 : 4,009,233.60 = 1,780,022.40 : x
  2. Step 2: Convert to fraction form
    2,672,860.80/4,009,233.60 = 1,780,022.40/x
  3. Step 3: Cross multiply
    2,672,860.80x = 4,009,233.60 × 1,780,022.40
  4. Step 4: Simplify right side
    2,672,860.80x = 7,136,525,614,832.64
  5. Step 5: Solve for x
    x = 7,136,525,614,832.64/2,672,860.80
  6. Step 6: Final answer
    x = 2,669,995.24

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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.