Home / 4,267,075.80-6,401,535.30-1,275,562.20

Finding the Fourth Proportional to 4,267,075.80, 6,401,535.30 and 1,275,562.20

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Solution

The fourth proportional to 4,267,075.80, 6,401,535.30 and 1,275,562.20 is: 1,913,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267,075.80 : 6,401,535.30 = 1,275,562.20 : x
  2. Step 2: Convert to fraction form
    4,267,075.80/6,401,535.30 = 1,275,562.20/x
  3. Step 3: Cross multiply
    4,267,075.80x = 6,401,535.30 × 1,275,562.20
  4. Step 4: Simplify right side
    4,267,075.80x = 8,165,556,450,645.66
  5. Step 5: Solve for x
    x = 8,165,556,450,645.66/4,267,075.80
  6. Step 6: Final answer
    x = 1,913,618.80

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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.