Home / 1,666,808.18-2,300,193.12-902,864.78

Finding the Fourth Proportional to 1,666,808.18, 2,300,193.12 and 902,864.78

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Solution

The fourth proportional to 1,666,808.18, 2,300,193.12 and 902,864.78 is: 1,245,952.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,808.18 : 2,300,193.12 = 902,864.78 : x
  2. Step 2: Convert to fraction form
    1,666,808.18/2,300,193.12 = 902,864.78/x
  3. Step 3: Cross multiply
    1,666,808.18x = 2,300,193.12 × 902,864.78
  4. Step 4: Simplify right side
    1,666,808.18x = 2,076,763,355,246.31
  5. Step 5: Solve for x
    x = 2,076,763,355,246.31/1,666,808.18
  6. Step 6: Final answer
    x = 1,245,952.22

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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.