Finding the Fourth Proportional to 1,537,271.19, 2,307,306.09 and 818,216.58
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Solution
The fourth proportional to 1,537,271.19, 2,307,306.09 and 818,216.58 is: 1,228,069.65
Step by Step Solution
- Step 1: Write the proportion equation
1,537,271.19 : 2,307,306.09 = 818,216.58 : x - Step 2: Convert to fraction form
1,537,271.19/2,307,306.09 = 818,216.58/x - Step 3: Cross multiply
1,537,271.19x = 2,307,306.09 × 818,216.58 - Step 4: Simplify right side
1,537,271.19x = 1,887,876,097,972.97 - Step 5: Solve for x
x = 1,887,876,097,972.97/1,537,271.19 - Step 6: Final answer
x = 1,228,069.65
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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.