Home / 1,889,237.40-2,607,174.72-1,029,797.64

Finding the Fourth Proportional to 1,889,237.40, 2,607,174.72 and 1,029,797.64

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Solution

The fourth proportional to 1,889,237.40, 2,607,174.72 and 1,029,797.64 is: 1,421,135.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,237.40 : 2,607,174.72 = 1,029,797.64 : x
  2. Step 2: Convert to fraction form
    1,889,237.40/2,607,174.72 = 1,029,797.64/x
  3. Step 3: Cross multiply
    1,889,237.40x = 2,607,174.72 × 1,029,797.64
  4. Step 4: Simplify right side
    1,889,237.40x = 2,684,862,373,723.66
  5. Step 5: Solve for x
    x = 2,684,862,373,723.66/1,889,237.40
  6. Step 6: Final answer
    x = 1,421,135.52

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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.