Home / 1,140,816.93-1,574,327.82-624,604.28

Finding the Fourth Proportional to 1,140,816.93, 1,574,327.82 and 624,604.28

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Solution

The fourth proportional to 1,140,816.93, 1,574,327.82 and 624,604.28 is: 861,954.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,816.93 : 1,574,327.82 = 624,604.28 : x
  2. Step 2: Convert to fraction form
    1,140,816.93/1,574,327.82 = 624,604.28/x
  3. Step 3: Cross multiply
    1,140,816.93x = 1,574,327.82 × 624,604.28
  4. Step 4: Simplify right side
    1,140,816.93x = 983,331,886,623.43
  5. Step 5: Solve for x
    x = 983,331,886,623.43/1,140,816.93
  6. Step 6: Final answer
    x = 861,954.15

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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.