Home / 1,886,445.80-2,829,668.70-624,109.40

Finding the Fourth Proportional to 1,886,445.80, 2,829,668.70 and 624,109.40

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Solution

The fourth proportional to 1,886,445.80, 2,829,668.70 and 624,109.40 is: 936,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,445.80 : 2,829,668.70 = 624,109.40 : x
  2. Step 2: Convert to fraction form
    1,886,445.80/2,829,668.70 = 624,109.40/x
  3. Step 3: Cross multiply
    1,886,445.80x = 2,829,668.70 × 624,109.40
  4. Step 4: Simplify right side
    1,886,445.80x = 1,766,022,834,555.78
  5. Step 5: Solve for x
    x = 1,766,022,834,555.78/1,886,445.80
  6. Step 6: Final answer
    x = 936,164.10

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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.