Home / 5,162,159.12-7,742,734.14-1,567,957.28

Finding the Fourth Proportional to 5,162,159.12, 7,742,734.14 and 1,567,957.28

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Solution

The fourth proportional to 5,162,159.12, 7,742,734.14 and 1,567,957.28 is: 2,351,782.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,159.12 : 7,742,734.14 = 1,567,957.28 : x
  2. Step 2: Convert to fraction form
    5,162,159.12/7,742,734.14 = 1,567,957.28/x
  3. Step 3: Cross multiply
    5,162,159.12x = 7,742,734.14 × 1,567,957.28
  4. Step 4: Simplify right side
    5,162,159.12x = 12,140,276,361,917.54
  5. Step 5: Solve for x
    x = 12,140,276,361,917.54/5,162,159.12
  6. Step 6: Final answer
    x = 2,351,782.67

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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.