Home / 1,303,047.12-1,945,657.90-1,167,234.42

Finding the Fourth Proportional to 1,303,047.12, 1,945,657.90 and 1,167,234.42

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Solution

The fourth proportional to 1,303,047.12, 1,945,657.90 and 1,167,234.42 is: 1,742,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,047.12 : 1,945,657.90 = 1,167,234.42 : x
  2. Step 2: Convert to fraction form
    1,303,047.12/1,945,657.90 = 1,167,234.42/x
  3. Step 3: Cross multiply
    1,303,047.12x = 1,945,657.90 × 1,167,234.42
  4. Step 4: Simplify right side
    1,303,047.12x = 2,271,038,870,424.92
  5. Step 5: Solve for x
    x = 2,271,038,870,424.92/1,303,047.12
  6. Step 6: Final answer
    x = 1,742,867.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.