Home / 1,014,449.08-1,399,981.92-561,740.08

Finding the Fourth Proportional to 1,014,449.08, 1,399,981.92 and 561,740.08

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Solution

The fourth proportional to 1,014,449.08, 1,399,981.92 and 561,740.08 is: 775,224.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,449.08 : 1,399,981.92 = 561,740.08 : x
  2. Step 2: Convert to fraction form
    1,014,449.08/1,399,981.92 = 561,740.08/x
  3. Step 3: Cross multiply
    1,014,449.08x = 1,399,981.92 × 561,740.08
  4. Step 4: Simplify right side
    1,014,449.08x = 786,425,955,739.35
  5. Step 5: Solve for x
    x = 786,425,955,739.35/1,014,449.08
  6. Step 6: Final answer
    x = 775,224.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.