Home / 3,889,140.40-5,830,945.80-1,492,058.80

Finding the Fourth Proportional to 3,889,140.40, 5,830,945.80 and 1,492,058.80

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Solution

The fourth proportional to 3,889,140.40, 5,830,945.80 and 1,492,058.80 is: 2,237,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,140.40 : 5,830,945.80 = 1,492,058.80 : x
  2. Step 2: Convert to fraction form
    3,889,140.40/5,830,945.80 = 1,492,058.80/x
  3. Step 3: Cross multiply
    3,889,140.40x = 5,830,945.80 × 1,492,058.80
  4. Step 4: Simplify right side
    3,889,140.40x = 8,700,113,993,213.04
  5. Step 5: Solve for x
    x = 8,700,113,993,213.04/3,889,140.40
  6. Step 6: Final answer
    x = 2,237,027.49

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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.