Home / 1,464,611-2,021,193.90-828,707

Finding the Fourth Proportional to 1,464,611, 2,021,193.90 and 828,707

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Solution

The fourth proportional to 1,464,611, 2,021,193.90 and 828,707 is: 1,143,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,611 : 2,021,193.90 = 828,707 : x
  2. Step 2: Convert to fraction form
    1,464,611/2,021,193.90 = 828,707/x
  3. Step 3: Cross multiply
    1,464,611x = 2,021,193.90 × 828,707
  4. Step 4: Simplify right side
    1,464,611x = 1,674,977,533,287.30
  5. Step 5: Solve for x
    x = 1,674,977,533,287.30/1,464,611
  6. Step 6: Final answer
    x = 1,143,633.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.