Finding the Fourth Proportional to 1,416,323.84, 2,125,113.72 and 742,244.90
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Solution
The fourth proportional to 1,416,323.84, 2,125,113.72 and 742,244.90 is: 1,113,696.44
Step by Step Solution
- Step 1: Write the proportion equation
1,416,323.84 : 2,125,113.72 = 742,244.90 : x - Step 2: Convert to fraction form
1,416,323.84/2,125,113.72 = 742,244.90/x - Step 3: Cross multiply
1,416,323.84x = 2,125,113.72 × 742,244.90 - Step 4: Simplify right side
1,416,323.84x = 1,577,354,820,590.03 - Step 5: Solve for x
x = 1,577,354,820,590.03/1,416,323.84 - Step 6: Final answer
x = 1,113,696.44
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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.