Home / 1,026,000.72-1,539,166.46-316,028.43

Finding the Fourth Proportional to 1,026,000.72, 1,539,166.46 and 316,028.43

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Solution

The fourth proportional to 1,026,000.72, 1,539,166.46 and 316,028.43 is: 474,093.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,000.72 : 1,539,166.46 = 316,028.43 : x
  2. Step 2: Convert to fraction form
    1,026,000.72/1,539,166.46 = 316,028.43/x
  3. Step 3: Cross multiply
    1,026,000.72x = 1,539,166.46 × 316,028.43
  4. Step 4: Simplify right side
    1,026,000.72x = 486,420,358,282.32
  5. Step 5: Solve for x
    x = 486,420,358,282.32/1,026,000.72
  6. Step 6: Final answer
    x = 474,093.58

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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.