Finding the Fourth Proportional to 2,371,583.79, 3,272,784.93 and 1,283,854.56
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Solution
The fourth proportional to 2,371,583.79, 3,272,784.93 and 1,283,854.56 is: 1,771,718.91
Step by Step Solution
- Step 1: Write the proportion equation
2,371,583.79 : 3,272,784.93 = 1,283,854.56 : x - Step 2: Convert to fraction form
2,371,583.79/3,272,784.93 = 1,283,854.56/x - Step 3: Cross multiply
2,371,583.79x = 3,272,784.93 × 1,283,854.56 - Step 4: Simplify right side
2,371,583.79x = 4,201,779,856,279.78 - Step 5: Solve for x
x = 4,201,779,856,279.78/2,371,583.79 - Step 6: Final answer
x = 1,771,718.91
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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.