Finding the Fourth Proportional to 5,386,329, 7,433,134.20 and 2,971,881
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Solution
The fourth proportional to 5,386,329, 7,433,134.20 and 2,971,881 is: 4,101,195.88
Step by Step Solution
- Step 1: Write the proportion equation
5,386,329 : 7,433,134.20 = 2,971,881 : x - Step 2: Convert to fraction form
5,386,329/7,433,134.20 = 2,971,881/x - Step 3: Cross multiply
5,386,329x = 7,433,134.20 × 2,971,881 - Step 4: Simplify right side
5,386,329x = 22,090,390,299,430.20 - Step 5: Solve for x
x = 22,090,390,299,430.20/5,386,329 - Step 6: Final answer
x = 4,101,195.88
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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.