Finding the Fourth Proportional to 1,403,677.48, 1,937,090.18 and 759,110.20
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Solution
The fourth proportional to 1,403,677.48, 1,937,090.18 and 759,110.20 is: 1,047,580.33
Step by Step Solution
- Step 1: Write the proportion equation
1,403,677.48 : 1,937,090.18 = 759,110.20 : x - Step 2: Convert to fraction form
1,403,677.48/1,937,090.18 = 759,110.20/x - Step 3: Cross multiply
1,403,677.48x = 1,937,090.18 × 759,110.20 - Step 4: Simplify right side
1,403,677.48x = 1,470,464,913,957.84 - Step 5: Solve for x
x = 1,470,464,913,957.84/1,403,677.48 - Step 6: Final answer
x = 1,047,580.33
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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.