Home / 2,649,075.74-3,967,820.26-1,878,236.89

Finding the Fourth Proportional to 2,649,075.74, 3,967,820.26 and 1,878,236.89

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Solution

The fourth proportional to 2,649,075.74, 3,967,820.26 and 1,878,236.89 is: 2,813,247.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,075.74 : 3,967,820.26 = 1,878,236.89 : x
  2. Step 2: Convert to fraction form
    2,649,075.74/3,967,820.26 = 1,878,236.89/x
  3. Step 3: Cross multiply
    2,649,075.74x = 3,967,820.26 × 1,878,236.89
  4. Step 4: Simplify right side
    2,649,075.74x = 7,452,506,370,606.25
  5. Step 5: Solve for x
    x = 7,452,506,370,606.25/2,649,075.74
  6. Step 6: Final answer
    x = 2,813,247.76

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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.