Home / 1,567,420.20-2,351,159.46-445,518.36

Finding the Fourth Proportional to 1,567,420.20, 2,351,159.46 and 445,518.36

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Solution

The fourth proportional to 1,567,420.20, 2,351,159.46 and 445,518.36 is: 668,285.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,420.20 : 2,351,159.46 = 445,518.36 : x
  2. Step 2: Convert to fraction form
    1,567,420.20/2,351,159.46 = 445,518.36/x
  3. Step 3: Cross multiply
    1,567,420.20x = 2,351,159.46 × 445,518.36
  4. Step 4: Simplify right side
    1,567,420.20x = 1,047,484,706,717.69
  5. Step 5: Solve for x
    x = 1,047,484,706,717.69/1,567,420.20
  6. Step 6: Final answer
    x = 668,285.83

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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.