Home / 1,900,621.46-2,850,328.58-620,937.29

Finding the Fourth Proportional to 1,900,621.46, 2,850,328.58 and 620,937.29

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Solution

The fourth proportional to 1,900,621.46, 2,850,328.58 and 620,937.29 is: 931,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,621.46 : 2,850,328.58 = 620,937.29 : x
  2. Step 2: Convert to fraction form
    1,900,621.46/2,850,328.58 = 620,937.29/x
  3. Step 3: Cross multiply
    1,900,621.46x = 2,850,328.58 × 620,937.29
  4. Step 4: Simplify right side
    1,900,621.46x = 1,769,875,286,718.42
  5. Step 5: Solve for x
    x = 1,769,875,286,718.42/1,900,621.46
  6. Step 6: Final answer
    x = 931,208.73

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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.