Home / 2,124,202.44-2,932,482.80-1,439,491.64

Finding the Fourth Proportional to 2,124,202.44, 2,932,482.80 and 1,439,491.64

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Solution

The fourth proportional to 2,124,202.44, 2,932,482.80 and 1,439,491.64 is: 1,987,232.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,202.44 : 2,932,482.80 = 1,439,491.64 : x
  2. Step 2: Convert to fraction form
    2,124,202.44/2,932,482.80 = 1,439,491.64/x
  3. Step 3: Cross multiply
    2,124,202.44x = 2,932,482.80 × 1,439,491.64
  4. Step 4: Simplify right side
    2,124,202.44x = 4,221,284,475,043.79
  5. Step 5: Solve for x
    x = 4,221,284,475,043.79/2,124,202.44
  6. Step 6: Final answer
    x = 1,987,232.66

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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.