Home / 1,319,107.32-1,977,323.67-520,951.14

Finding the Fourth Proportional to 1,319,107.32, 1,977,323.67 and 520,951.14

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Solution

The fourth proportional to 1,319,107.32, 1,977,323.67 and 520,951.14 is: 780,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,107.32 : 1,977,323.67 = 520,951.14 : x
  2. Step 2: Convert to fraction form
    1,319,107.32/1,977,323.67 = 520,951.14/x
  3. Step 3: Cross multiply
    1,319,107.32x = 1,977,323.67 × 520,951.14
  4. Step 4: Simplify right side
    1,319,107.32x = 1,030,089,020,035.48
  5. Step 5: Solve for x
    x = 1,030,089,020,035.48/1,319,107.32
  6. Step 6: Final answer
    x = 780,898.57

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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.