Finding the Fourth Proportional to 1,712,307.17, 2,566,603.62 and 857,316.84
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Solution
The fourth proportional to 1,712,307.17, 2,566,603.62 and 857,316.84 is: 1,285,045.43
Step by Step Solution
- Step 1: Write the proportion equation
1,712,307.17 : 2,566,603.62 = 857,316.84 : x - Step 2: Convert to fraction form
1,712,307.17/2,566,603.62 = 857,316.84/x - Step 3: Cross multiply
1,712,307.17x = 2,566,603.62 × 857,316.84 - Step 4: Simplify right side
1,712,307.17x = 2,200,392,505,030.96 - Step 5: Solve for x
x = 2,200,392,505,030.96/1,712,307.17 - Step 6: Final answer
x = 1,285,045.43
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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.