Finding the Fourth Proportional to 1,348,365.68, 1,860,731.96 and 736,518.16
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Solution
The fourth proportional to 1,348,365.68, 1,860,731.96 and 736,518.16 is: 1,016,388.14
Step by Step Solution
- Step 1: Write the proportion equation
1,348,365.68 : 1,860,731.96 = 736,518.16 : x - Step 2: Convert to fraction form
1,348,365.68/1,860,731.96 = 736,518.16/x - Step 3: Cross multiply
1,348,365.68x = 1,860,731.96 × 736,518.16 - Step 4: Simplify right side
1,348,365.68x = 1,370,462,879,432.39 - Step 5: Solve for x
x = 1,370,462,879,432.39/1,348,365.68 - Step 6: Final answer
x = 1,016,388.14
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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.