Home / 1,890,479.69-2,835,704.96-470,526.20

Finding the Fourth Proportional to 1,890,479.69, 2,835,704.96 and 470,526.20

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Solution

The fourth proportional to 1,890,479.69, 2,835,704.96 and 470,526.20 is: 705,785.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,479.69 : 2,835,704.96 = 470,526.20 : x
  2. Step 2: Convert to fraction form
    1,890,479.69/2,835,704.96 = 470,526.20/x
  3. Step 3: Cross multiply
    1,890,479.69x = 2,835,704.96 × 470,526.20
  4. Step 4: Simplify right side
    1,890,479.69x = 1,334,273,462,618.80
  5. Step 5: Solve for x
    x = 1,334,273,462,618.80/1,890,479.69
  6. Step 6: Final answer
    x = 705,785.67

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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.