Home / 1,285,081.16-1,927,607.85-526,753.58

Finding the Fourth Proportional to 1,285,081.16, 1,927,607.85 and 526,753.58

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Solution

The fourth proportional to 1,285,081.16, 1,927,607.85 and 526,753.58 is: 790,124.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,081.16 : 1,927,607.85 = 526,753.58 : x
  2. Step 2: Convert to fraction form
    1,285,081.16/1,927,607.85 = 526,753.58/x
  3. Step 3: Cross multiply
    1,285,081.16x = 1,927,607.85 × 526,753.58
  4. Step 4: Simplify right side
    1,285,081.16x = 1,015,374,326,185.56
  5. Step 5: Solve for x
    x = 1,015,374,326,185.56/1,285,081.16
  6. Step 6: Final answer
    x = 790,124.67

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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.