Finding the Fourth Proportional to 2,968,681.75, 4,096,788.74 and 1,610,554.75
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Solution
The fourth proportional to 2,968,681.75, 4,096,788.74 and 1,610,554.75 is: 2,222,569.85
Step by Step Solution
- Step 1: Write the proportion equation
2,968,681.75 : 4,096,788.74 = 1,610,554.75 : x - Step 2: Convert to fraction form
2,968,681.75/4,096,788.74 = 1,610,554.75/x - Step 3: Cross multiply
2,968,681.75x = 4,096,788.74 × 1,610,554.75 - Step 4: Simplify right side
2,968,681.75x = 6,598,102,564,953.52 - Step 5: Solve for x
x = 6,598,102,564,953.52/2,968,681.75 - Step 6: Final answer
x = 2,222,569.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.