Home / 1,222,118.04-1,832,068.98-660,496.44

Finding the Fourth Proportional to 1,222,118.04, 1,832,068.98 and 660,496.44

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Solution

The fourth proportional to 1,222,118.04, 1,832,068.98 and 660,496.44 is: 990,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,118.04 : 1,832,068.98 = 660,496.44 : x
  2. Step 2: Convert to fraction form
    1,222,118.04/1,832,068.98 = 660,496.44/x
  3. Step 3: Cross multiply
    1,222,118.04x = 1,832,068.98 × 660,496.44
  4. Step 4: Simplify right side
    1,222,118.04x = 1,210,075,039,124.43
  5. Step 5: Solve for x
    x = 1,210,075,039,124.43/1,222,118.04
  6. Step 6: Final answer
    x = 990,145.80

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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.