Finding the Fourth Proportional to 2,273,101.42, 3,135,895.96 and 1,390,089.34
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Solution
The fourth proportional to 2,273,101.42, 3,135,895.96 and 1,390,089.34 is: 1,917,721.54
Step by Step Solution
- Step 1: Write the proportion equation
2,273,101.42 : 3,135,895.96 = 1,390,089.34 : x - Step 2: Convert to fraction form
2,273,101.42/3,135,895.96 = 1,390,089.34/x - Step 3: Cross multiply
2,273,101.42x = 3,135,895.96 × 1,390,089.34 - Step 4: Simplify right side
2,273,101.42x = 4,359,175,545,345.07 - Step 5: Solve for x
x = 4,359,175,545,345.07/2,273,101.42 - Step 6: Final answer
x = 1,917,721.54
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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.