Finding the Fourth Proportional to 5,133,692.15, 7,084,547.66 and 2,841,803.63
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Solution
The fourth proportional to 5,133,692.15, 7,084,547.66 and 2,841,803.63 is: 3,921,718.06
Step by Step Solution
- Step 1: Write the proportion equation
5,133,692.15 : 7,084,547.66 = 2,841,803.63 : x - Step 2: Convert to fraction form
5,133,692.15/7,084,547.66 = 2,841,803.63/x - Step 3: Cross multiply
5,133,692.15x = 7,084,547.66 × 2,841,803.63 - Step 4: Simplify right side
5,133,692.15x = 20,132,893,242,886.99 - Step 5: Solve for x
x = 20,132,893,242,886.99/5,133,692.15 - Step 6: Final answer
x = 3,921,718.06
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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.