Home / 1,560,219.60-2,340,329.40-613,621.20

Finding the Fourth Proportional to 1,560,219.60, 2,340,329.40 and 613,621.20

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Solution

The fourth proportional to 1,560,219.60, 2,340,329.40 and 613,621.20 is: 920,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,219.60 : 2,340,329.40 = 613,621.20 : x
  2. Step 2: Convert to fraction form
    1,560,219.60/2,340,329.40 = 613,621.20/x
  3. Step 3: Cross multiply
    1,560,219.60x = 2,340,329.40 × 613,621.20
  4. Step 4: Simplify right side
    1,560,219.60x = 1,436,075,734,823.28
  5. Step 5: Solve for x
    x = 1,436,075,734,823.28/1,560,219.60
  6. Step 6: Final answer
    x = 920,431.80

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1.5x scale

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.