Home / 1,015,342.96-1,521,519.03-565,445.62

Finding the Fourth Proportional to 1,015,342.96, 1,521,519.03 and 565,445.62

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Solution

The fourth proportional to 1,015,342.96, 1,521,519.03 and 565,445.62 is: 847,335.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,342.96 : 1,521,519.03 = 565,445.62 : x
  2. Step 2: Convert to fraction form
    1,015,342.96/1,521,519.03 = 565,445.62/x
  3. Step 3: Cross multiply
    1,015,342.96x = 1,521,519.03 × 565,445.62
  4. Step 4: Simplify right side
    1,015,342.96x = 860,336,271,260.15
  5. Step 5: Solve for x
    x = 860,336,271,260.15/1,015,342.96
  6. Step 6: Final answer
    x = 847,335.63

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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.