Finding the Fourth Proportional to 1,074,495.36, 1,611,638.40 and 326,547.84
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Solution
The fourth proportional to 1,074,495.36, 1,611,638.40 and 326,547.84 is: 489,789.96
Step by Step Solution
- Step 1: Write the proportion equation
1,074,495.36 : 1,611,638.40 = 326,547.84 : x - Step 2: Convert to fraction form
1,074,495.36/1,611,638.40 = 326,547.84/x - Step 3: Cross multiply
1,074,495.36x = 1,611,638.40 × 326,547.84 - Step 4: Simplify right side
1,074,495.36x = 526,277,038,381.06 - Step 5: Solve for x
x = 526,277,038,381.06/1,074,495.36 - Step 6: Final answer
x = 489,789.96
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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.