Finding the Fourth Proportional to 1,448,565.84, 1,999,114.28 and 803,986.08
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Solution
The fourth proportional to 1,448,565.84, 1,999,114.28 and 803,986.08 is: 1,109,552.64
Step by Step Solution
- Step 1: Write the proportion equation
1,448,565.84 : 1,999,114.28 = 803,986.08 : x - Step 2: Convert to fraction form
1,448,565.84/1,999,114.28 = 803,986.08/x - Step 3: Cross multiply
1,448,565.84x = 1,999,114.28 × 803,986.08 - Step 4: Simplify right side
1,448,565.84x = 1,607,260,053,449.22 - Step 5: Solve for x
x = 1,607,260,053,449.22/1,448,565.84 - Step 6: Final answer
x = 1,109,552.64
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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.