Home / 1,370,008.62-2,053,438.29-920,186.46

Finding the Fourth Proportional to 1,370,008.62, 2,053,438.29 and 920,186.46

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Solution

The fourth proportional to 1,370,008.62, 2,053,438.29 and 920,186.46 is: 1,379,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,008.62 : 2,053,438.29 = 920,186.46 : x
  2. Step 2: Convert to fraction form
    1,370,008.62/2,053,438.29 = 920,186.46/x
  3. Step 3: Cross multiply
    1,370,008.62x = 2,053,438.29 × 920,186.46
  4. Step 4: Simplify right side
    1,370,008.62x = 1,889,546,110,903.55
  5. Step 5: Solve for x
    x = 1,889,546,110,903.55/1,370,008.62
  6. Step 6: Final answer
    x = 1,379,222.06

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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.