Finding the Fourth Proportional to 1,778,975.48, 2,454,982.91 and 963,179.06
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Solution
The fourth proportional to 1,778,975.48, 2,454,982.91 and 963,179.06 is: 1,329,185.34
Step by Step Solution
- Step 1: Write the proportion equation
1,778,975.48 : 2,454,982.91 = 963,179.06 : x - Step 2: Convert to fraction form
1,778,975.48/2,454,982.91 = 963,179.06/x - Step 3: Cross multiply
1,778,975.48x = 2,454,982.91 × 963,179.06 - Step 4: Simplify right side
1,778,975.48x = 2,364,588,114,479.05 - Step 5: Solve for x
x = 2,364,588,114,479.05/1,778,975.48 - Step 6: Final answer
x = 1,329,185.34
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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.