Finding the Fourth Proportional to 1,649,285.04, 2,276,346.06 and 1,127,390.34
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Solution
The fourth proportional to 1,649,285.04, 2,276,346.06 and 1,127,390.34 is: 1,556,026.09
Step by Step Solution
- Step 1: Write the proportion equation
1,649,285.04 : 2,276,346.06 = 1,127,390.34 : x - Step 2: Convert to fraction form
1,649,285.04/2,276,346.06 = 1,127,390.34/x - Step 3: Cross multiply
1,649,285.04x = 2,276,346.06 × 1,127,390.34 - Step 4: Simplify right side
1,649,285.04x = 2,566,330,558,541.06 - Step 5: Solve for x
x = 2,566,330,558,541.06/1,649,285.04 - Step 6: Final answer
x = 1,556,026.09
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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.