Finding the Fourth Proportional to 5,648,456.48, 8,473,239.12 and 1,605,130.88
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Solution
The fourth proportional to 5,648,456.48, 8,473,239.12 and 1,605,130.88 is: 2,407,853.86
Step by Step Solution
- Step 1: Write the proportion equation
5,648,456.48 : 8,473,239.12 = 1,605,130.88 : x - Step 2: Convert to fraction form
5,648,456.48/8,473,239.12 = 1,605,130.88/x - Step 3: Cross multiply
5,648,456.48x = 8,473,239.12 × 1,605,130.88 - Step 4: Simplify right side
5,648,456.48x = 13,600,657,765,136.02 - Step 5: Solve for x
x = 13,600,657,765,136.02/5,648,456.48 - Step 6: Final answer
x = 2,407,853.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.