Home / 941,783.40-1,412,675.10-905,041.80

Finding the Fourth Proportional to 941,783.40, 1,412,675.10 and 905,041.80

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Solution

The fourth proportional to 941,783.40, 1,412,675.10 and 905,041.80 is: 1,357,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,783.40 : 1,412,675.10 = 905,041.80 : x
  2. Step 2: Convert to fraction form
    941,783.40/1,412,675.10 = 905,041.80/x
  3. Step 3: Cross multiply
    941,783.40x = 1,412,675.10 × 905,041.80
  4. Step 4: Simplify right side
    941,783.40x = 1,278,530,015,319.18
  5. Step 5: Solve for x
    x = 1,278,530,015,319.18/941,783.40
  6. Step 6: Final answer
    x = 1,357,562.70

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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.