Home / 1,808,021.12-2,494,904.23-1,072,848.70

Finding the Fourth Proportional to 1,808,021.12, 2,494,904.23 and 1,072,848.70

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Solution

The fourth proportional to 1,808,021.12, 2,494,904.23 and 1,072,848.70 is: 1,480,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,021.12 : 2,494,904.23 = 1,072,848.70 : x
  2. Step 2: Convert to fraction form
    1,808,021.12/2,494,904.23 = 1,072,848.70/x
  3. Step 3: Cross multiply
    1,808,021.12x = 2,494,904.23 × 1,072,848.70
  4. Step 4: Simplify right side
    1,808,021.12x = 2,676,654,747,188.47
  5. Step 5: Solve for x
    x = 2,676,654,747,188.47/1,808,021.12
  6. Step 6: Final answer
    x = 1,480,433.34

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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.