Finding the Fourth Proportional to 1,604,627.68, 2,214,630.18 and 1,024,101.28
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Solution
The fourth proportional to 1,604,627.68, 2,214,630.18 and 1,024,101.28 is: 1,413,415.48
Step by Step Solution
- Step 1: Write the proportion equation
1,604,627.68 : 2,214,630.18 = 1,024,101.28 : x - Step 2: Convert to fraction form
1,604,627.68/2,214,630.18 = 1,024,101.28/x - Step 3: Cross multiply
1,604,627.68x = 2,214,630.18 × 1,024,101.28 - Step 4: Simplify right side
1,604,627.68x = 2,268,005,602,064.63 - Step 5: Solve for x
x = 2,268,005,602,064.63/1,604,627.68 - Step 6: Final answer
x = 1,413,415.48
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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.