Home / 1,133,999.80-1,702,311.90-654,609.40

Finding the Fourth Proportional to 1,133,999.80, 1,702,311.90 and 654,609.40

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Solution

The fourth proportional to 1,133,999.80, 1,702,311.90 and 654,609.40 is: 982,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,999.80 : 1,702,311.90 = 654,609.40 : x
  2. Step 2: Convert to fraction form
    1,133,999.80/1,702,311.90 = 654,609.40/x
  3. Step 3: Cross multiply
    1,133,999.80x = 1,702,311.90 × 654,609.40
  4. Step 4: Simplify right side
    1,133,999.80x = 1,114,349,371,471.86
  5. Step 5: Solve for x
    x = 1,114,349,371,471.86/1,133,999.80
  6. Step 6: Final answer
    x = 982,671.58

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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.