Finding the Fourth Proportional to 1,660,844.01, 2,291,964.75 and 896,897.57
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Solution
The fourth proportional to 1,660,844.01, 2,291,964.75 and 896,897.57 is: 1,237,718.65
Step by Step Solution
- Step 1: Write the proportion equation
1,660,844.01 : 2,291,964.75 = 896,897.57 : x - Step 2: Convert to fraction form
1,660,844.01/2,291,964.75 = 896,897.57/x - Step 3: Cross multiply
1,660,844.01x = 2,291,964.75 × 896,897.57 - Step 4: Simplify right side
1,660,844.01x = 2,055,657,610,316.17 - Step 5: Solve for x
x = 2,055,657,610,316.17/1,660,844.01 - Step 6: Final answer
x = 1,237,718.65
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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.