Home / 2,075,254.80-3,105,883.80-1,823,312.40

Finding the Fourth Proportional to 2,075,254.80, 3,105,883.80 and 1,823,312.40

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Solution

The fourth proportional to 2,075,254.80, 3,105,883.80 and 1,823,312.40 is: 2,728,819.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,254.80 : 3,105,883.80 = 1,823,312.40 : x
  2. Step 2: Convert to fraction form
    2,075,254.80/3,105,883.80 = 1,823,312.40/x
  3. Step 3: Cross multiply
    2,075,254.80x = 3,105,883.80 × 1,823,312.40
  4. Step 4: Simplify right side
    2,075,254.80x = 5,662,996,445,499.12
  5. Step 5: Solve for x
    x = 5,662,996,445,499.12/2,075,254.80
  6. Step 6: Final answer
    x = 2,728,819.83

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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.