Home / 1,886,685.39-2,830,470.93-624,513

Finding the Fourth Proportional to 1,886,685.39, 2,830,470.93 and 624,513

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Solution

The fourth proportional to 1,886,685.39, 2,830,470.93 and 624,513 is: 936,916.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,685.39 : 2,830,470.93 = 624,513 : x
  2. Step 2: Convert to fraction form
    1,886,685.39/2,830,470.93 = 624,513/x
  3. Step 3: Cross multiply
    1,886,685.39x = 2,830,470.93 × 624,513
  4. Step 4: Simplify right side
    1,886,685.39x = 1,767,665,891,907.09
  5. Step 5: Solve for x
    x = 1,767,665,891,907.09/1,886,685.39
  6. Step 6: Final answer
    x = 936,916.09

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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.