Home / 1,205,590.32-1,808,080.92-447,014.88

Finding the Fourth Proportional to 1,205,590.32, 1,808,080.92 and 447,014.88

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Solution

The fourth proportional to 1,205,590.32, 1,808,080.92 and 447,014.88 is: 670,409.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,590.32 : 1,808,080.92 = 447,014.88 : x
  2. Step 2: Convert to fraction form
    1,205,590.32/1,808,080.92 = 447,014.88/x
  3. Step 3: Cross multiply
    1,205,590.32x = 1,808,080.92 × 447,014.88
  4. Step 4: Simplify right side
    1,205,590.32x = 808,239,075,484.09
  5. Step 5: Solve for x
    x = 808,239,075,484.09/1,205,590.32
  6. Step 6: Final answer
    x = 670,409.39

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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.