Home / 2,591,982.61-3,889,709.65-1,075,666.93

Finding the Fourth Proportional to 2,591,982.61, 3,889,709.65 and 1,075,666.93

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Solution

The fourth proportional to 2,591,982.61, 3,889,709.65 and 1,075,666.93 is: 1,614,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,982.61 : 3,889,709.65 = 1,075,666.93 : x
  2. Step 2: Convert to fraction form
    2,591,982.61/3,889,709.65 = 1,075,666.93/x
  3. Step 3: Cross multiply
    2,591,982.61x = 3,889,709.65 × 1,075,666.93
  4. Step 4: Simplify right side
    2,591,982.61x = 4,184,032,037,806.87
  5. Step 5: Solve for x
    x = 4,184,032,037,806.87/2,591,982.61
  6. Step 6: Final answer
    x = 1,614,220.72

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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.