Home / 1,140,858.96-1,574,404-624,604.16

Finding the Fourth Proportional to 1,140,858.96, 1,574,404 and 624,604.16

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Solution

The fourth proportional to 1,140,858.96, 1,574,404 and 624,604.16 is: 861,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,858.96 : 1,574,404 = 624,604.16 : x
  2. Step 2: Convert to fraction form
    1,140,858.96/1,574,404 = 624,604.16/x
  3. Step 3: Cross multiply
    1,140,858.96x = 1,574,404 × 624,604.16
  4. Step 4: Simplify right side
    1,140,858.96x = 983,379,287,920.64
  5. Step 5: Solve for x
    x = 983,379,287,920.64/1,140,858.96
  6. Step 6: Final answer
    x = 861,963.94

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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.