Finding the Fourth Proportional to 1,668,076.84, 2,301,948.48 and 904,130.20
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Solution
The fourth proportional to 1,668,076.84, 2,301,948.48 and 904,130.20 is: 1,247,701.00
Step by Step Solution
- Step 1: Write the proportion equation
1,668,076.84 : 2,301,948.48 = 904,130.20 : x - Step 2: Convert to fraction form
1,668,076.84/2,301,948.48 = 904,130.20/x - Step 3: Cross multiply
1,668,076.84x = 2,301,948.48 × 904,130.20 - Step 4: Simplify right side
1,668,076.84x = 2,081,261,139,612.10 - Step 5: Solve for x
x = 2,081,261,139,612.10/1,668,076.84 - Step 6: Final answer
x = 1,247,701.00
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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.