Finding the Fourth Proportional to 1,424,009.48, 2,135,681.96 and 412,860.06
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Solution
The fourth proportional to 1,424,009.48, 2,135,681.96 and 412,860.06 is: 619,193.76
Step by Step Solution
- Step 1: Write the proportion equation
1,424,009.48 : 2,135,681.96 = 412,860.06 : x - Step 2: Convert to fraction form
1,424,009.48/2,135,681.96 = 412,860.06/x - Step 3: Cross multiply
1,424,009.48x = 2,135,681.96 × 412,860.06 - Step 4: Simplify right side
1,424,009.48x = 881,737,780,082.22 - Step 5: Solve for x
x = 881,737,780,082.22/1,424,009.48 - Step 6: Final answer
x = 619,193.76
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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.