Finding the Fourth Proportional to 1,612,347.12, 2,418,936.18 and 1,157,465.70
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Solution
The fourth proportional to 1,612,347.12, 2,418,936.18 and 1,157,465.70 is: 1,736,496.83
Step by Step Solution
- Step 1: Write the proportion equation
1,612,347.12 : 2,418,936.18 = 1,157,465.70 : x - Step 2: Convert to fraction form
1,612,347.12/2,418,936.18 = 1,157,465.70/x - Step 3: Cross multiply
1,612,347.12x = 2,418,936.18 × 1,157,465.70 - Step 4: Simplify right side
1,612,347.12x = 2,799,835,658,839.03 - Step 5: Solve for x
x = 2,799,835,658,839.03/1,612,347.12 - Step 6: Final answer
x = 1,736,496.83
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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.