Home / 1,140,817.44-1,574,328.52-624,604.78

Finding the Fourth Proportional to 1,140,817.44, 1,574,328.52 and 624,604.78

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Solution

The fourth proportional to 1,140,817.44, 1,574,328.52 and 624,604.78 is: 861,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,817.44 : 1,574,328.52 = 624,604.78 : x
  2. Step 2: Convert to fraction form
    1,140,817.44/1,574,328.52 = 624,604.78/x
  3. Step 3: Cross multiply
    1,140,817.44x = 1,574,328.52 × 624,604.78
  4. Step 4: Simplify right side
    1,140,817.44x = 983,333,118,882.33
  5. Step 5: Solve for x
    x = 983,333,118,882.33/1,140,817.44
  6. Step 6: Final answer
    x = 861,954.84

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1.5x scale

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.