Finding the Fourth Proportional to 5,631,599.04, 7,778,021.40 and 3,817,613.76
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Solution
The fourth proportional to 5,631,599.04, 7,778,021.40 and 3,817,613.76 is: 5,272,655.48
Step by Step Solution
- Step 1: Write the proportion equation
5,631,599.04 : 7,778,021.40 = 3,817,613.76 : x - Step 2: Convert to fraction form
5,631,599.04/7,778,021.40 = 3,817,613.76/x - Step 3: Cross multiply
5,631,599.04x = 7,778,021.40 × 3,817,613.76 - Step 4: Simplify right side
5,631,599.04x = 29,693,481,522,214.46 - Step 5: Solve for x
x = 29,693,481,522,214.46/5,631,599.04 - Step 6: Final answer
x = 5,272,655.48
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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.