Finding the Fourth Proportional to 2,371,579.16, 3,272,778.55 and 1,283,849.93
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Solution
The fourth proportional to 2,371,579.16, 3,272,778.55 and 1,283,849.93 is: 1,771,712.53
Step by Step Solution
- Step 1: Write the proportion equation
2,371,579.16 : 3,272,778.55 = 1,283,849.93 : x - Step 2: Convert to fraction form
2,371,579.16/3,272,778.55 = 1,283,849.93/x - Step 3: Cross multiply
2,371,579.16x = 3,272,778.55 × 1,283,849.93 - Step 4: Simplify right side
2,371,579.16x = 4,201,756,509,113.38 - Step 5: Solve for x
x = 4,201,756,509,113.38/2,371,579.16 - Step 6: Final answer
x = 1,771,712.53
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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.