Finding the Fourth Proportional to 1,921,159.52, 2,881,817.04 and 722,955.68
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Solution
The fourth proportional to 1,921,159.52, 2,881,817.04 and 722,955.68 is: 1,084,462.78
Step by Step Solution
- Step 1: Write the proportion equation
1,921,159.52 : 2,881,817.04 = 722,955.68 : x - Step 2: Convert to fraction form
1,921,159.52/2,881,817.04 = 722,955.68/x - Step 3: Cross multiply
1,921,159.52x = 2,881,817.04 × 722,955.68 - Step 4: Simplify right side
1,921,159.52x = 2,083,425,997,788.79 - Step 5: Solve for x
x = 2,083,425,997,788.79/1,921,159.52 - Step 6: Final answer
x = 1,084,462.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.