Finding the Fourth Proportional to 1,448,566.84, 1,999,115.66 and 803,987.08
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Solution
The fourth proportional to 1,448,566.84, 1,999,115.66 and 803,987.08 is: 1,109,554.02
Step by Step Solution
- Step 1: Write the proportion equation
1,448,566.84 : 1,999,115.66 = 803,987.08 : x - Step 2: Convert to fraction form
1,448,566.84/1,999,115.66 = 803,987.08/x - Step 3: Cross multiply
1,448,566.84x = 1,999,115.66 × 803,987.08 - Step 4: Simplify right side
1,448,566.84x = 1,607,263,162,065.67 - Step 5: Solve for x
x = 1,607,263,162,065.67/1,448,566.84 - Step 6: Final answer
x = 1,109,554.02
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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.