Home / 3,280,535.40-4,920,803.10-1,845,644.70

Finding the Fourth Proportional to 3,280,535.40, 4,920,803.10 and 1,845,644.70

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Solution

The fourth proportional to 3,280,535.40, 4,920,803.10 and 1,845,644.70 is: 2,768,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,535.40 : 4,920,803.10 = 1,845,644.70 : x
  2. Step 2: Convert to fraction form
    3,280,535.40/4,920,803.10 = 1,845,644.70/x
  3. Step 3: Cross multiply
    3,280,535.40x = 4,920,803.10 × 1,845,644.70
  4. Step 4: Simplify right side
    3,280,535.40x = 9,082,054,161,258.57
  5. Step 5: Solve for x
    x = 9,082,054,161,258.57/3,280,535.40
  6. Step 6: Final answer
    x = 2,768,467.05

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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.