Home / 1,666,722.94-2,300,078.31-902,774.14

Finding the Fourth Proportional to 1,666,722.94, 2,300,078.31 and 902,774.14

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Solution

The fourth proportional to 1,666,722.94, 2,300,078.31 and 902,774.14 is: 1,245,828.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,722.94 : 2,300,078.31 = 902,774.14 : x
  2. Step 2: Convert to fraction form
    1,666,722.94/2,300,078.31 = 902,774.14/x
  3. Step 3: Cross multiply
    1,666,722.94x = 2,300,078.31 × 902,774.14
  4. Step 4: Simplify right side
    1,666,722.94x = 2,076,451,218,242.90
  5. Step 5: Solve for x
    x = 2,076,451,218,242.90/1,666,722.94
  6. Step 6: Final answer
    x = 1,245,828.67

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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.