Finding the Fourth Proportional to 1,660,484.72, 2,291,473.08 and 962,900.75
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Solution
The fourth proportional to 1,660,484.72, 2,291,473.08 and 962,900.75 is: 1,328,805.45
Step by Step Solution
- Step 1: Write the proportion equation
1,660,484.72 : 2,291,473.08 = 962,900.75 : x - Step 2: Convert to fraction form
1,660,484.72/2,291,473.08 = 962,900.75/x - Step 3: Cross multiply
1,660,484.72x = 2,291,473.08 × 962,900.75 - Step 4: Simplify right side
1,660,484.72x = 2,206,461,142,522.31 - Step 5: Solve for x
x = 2,206,461,142,522.31/1,660,484.72 - Step 6: Final answer
x = 1,328,805.45
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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.