Home / 4,285,017.74-6,423,007.62-1,405,632.67

Finding the Fourth Proportional to 4,285,017.74, 6,423,007.62 and 1,405,632.67

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Solution

The fourth proportional to 4,285,017.74, 6,423,007.62 and 1,405,632.67 is: 2,106,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,017.74 : 6,423,007.62 = 1,405,632.67 : x
  2. Step 2: Convert to fraction form
    4,285,017.74/6,423,007.62 = 1,405,632.67/x
  3. Step 3: Cross multiply
    4,285,017.74x = 6,423,007.62 × 1,405,632.67
  4. Step 4: Simplify right side
    4,285,017.74x = 9,028,389,350,330.95
  5. Step 5: Solve for x
    x = 9,028,389,350,330.95/4,285,017.74
  6. Step 6: Final answer
    x = 2,106,966.62

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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.