Finding the Fourth Proportional to 1,604,642.68, 2,214,650.78 and 1,024,116.28
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Solution
The fourth proportional to 1,604,642.68, 2,214,650.78 and 1,024,116.28 is: 1,413,436.12
Step by Step Solution
- Step 1: Write the proportion equation
1,604,642.68 : 2,214,650.78 = 1,024,116.28 : x - Step 2: Convert to fraction form
1,604,642.68/2,214,650.78 = 1,024,116.28/x - Step 3: Cross multiply
1,604,642.68x = 2,214,650.78 × 1,024,116.28 - Step 4: Simplify right side
1,604,642.68x = 2,268,059,918,312.70 - Step 5: Solve for x
x = 2,268,059,918,312.70/1,604,642.68 - Step 6: Final answer
x = 1,413,436.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.