Home / 1,339,467.50-2,009,042.09-440,686.34

Finding the Fourth Proportional to 1,339,467.50, 2,009,042.09 and 440,686.34

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Solution

The fourth proportional to 1,339,467.50, 2,009,042.09 and 440,686.34 is: 660,977.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,467.50 : 2,009,042.09 = 440,686.34 : x
  2. Step 2: Convert to fraction form
    1,339,467.50/2,009,042.09 = 440,686.34/x
  3. Step 3: Cross multiply
    1,339,467.50x = 2,009,042.09 × 440,686.34
  4. Step 4: Simplify right side
    1,339,467.50x = 885,357,402,485.89
  5. Step 5: Solve for x
    x = 885,357,402,485.89/1,339,467.50
  6. Step 6: Final answer
    x = 660,977.14

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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.