Home / 2,609,330.76-3,914,119.16-2,153,075.75

Finding the Fourth Proportional to 2,609,330.76, 3,914,119.16 and 2,153,075.75

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Solution

The fourth proportional to 2,609,330.76, 3,914,119.16 and 2,153,075.75 is: 3,229,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609,330.76 : 3,914,119.16 = 2,153,075.75 : x
  2. Step 2: Convert to fraction form
    2,609,330.76/3,914,119.16 = 2,153,075.75/x
  3. Step 3: Cross multiply
    2,609,330.76x = 3,914,119.16 × 2,153,075.75
  4. Step 4: Simplify right side
    2,609,330.76x = 8,427,395,036,711.11
  5. Step 5: Solve for x
    x = 8,427,395,036,711.11/2,609,330.76
  6. Step 6: Final answer
    x = 3,229,715.13

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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.