Home / 1,666,857.08-2,300,273.81-902,910.63

Finding the Fourth Proportional to 1,666,857.08, 2,300,273.81 and 902,910.63

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Solution

The fourth proportional to 1,666,857.08, 2,300,273.81 and 902,910.63 is: 1,246,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,857.08 : 2,300,273.81 = 902,910.63 : x
  2. Step 2: Convert to fraction form
    1,666,857.08/2,300,273.81 = 902,910.63/x
  3. Step 3: Cross multiply
    1,666,857.08x = 2,300,273.81 × 902,910.63
  4. Step 4: Simplify right side
    1,666,857.08x = 2,076,941,674,959.60
  5. Step 5: Solve for x
    x = 2,076,941,674,959.60/1,666,857.08
  6. Step 6: Final answer
    x = 1,246,022.65

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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.