Home / 4,018,130.80-6,021,947.40-1,620,012.40

Finding the Fourth Proportional to 4,018,130.80, 6,021,947.40 and 1,620,012.40

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Solution

The fourth proportional to 4,018,130.80, 6,021,947.40 and 1,620,012.40 is: 2,427,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018,130.80 : 6,021,947.40 = 1,620,012.40 : x
  2. Step 2: Convert to fraction form
    4,018,130.80/6,021,947.40 = 1,620,012.40/x
  3. Step 3: Cross multiply
    4,018,130.80x = 6,021,947.40 × 1,620,012.40
  4. Step 4: Simplify right side
    4,018,130.80x = 9,755,629,460,147.76
  5. Step 5: Solve for x
    x = 9,755,629,460,147.76/4,018,130.80
  6. Step 6: Final answer
    x = 2,427,902.41

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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.