Home / 1,828,572.21-2,743,038.74-630,336.78

Finding the Fourth Proportional to 1,828,572.21, 2,743,038.74 and 630,336.78

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Solution

The fourth proportional to 1,828,572.21, 2,743,038.74 and 630,336.78 is: 945,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,572.21 : 2,743,038.74 = 630,336.78 : x
  2. Step 2: Convert to fraction form
    1,828,572.21/2,743,038.74 = 630,336.78/x
  3. Step 3: Cross multiply
    1,828,572.21x = 2,743,038.74 × 630,336.78
  4. Step 4: Simplify right side
    1,828,572.21x = 1,729,038,208,362.70
  5. Step 5: Solve for x
    x = 1,729,038,208,362.70/1,828,572.21
  6. Step 6: Final answer
    x = 945,567.37

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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.