Finding the Fourth Proportional to 1,513,463.76, 2,088,595.44 and 834,424.56
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Solution
The fourth proportional to 1,513,463.76, 2,088,595.44 and 834,424.56 is: 1,151,514.41
Step by Step Solution
- Step 1: Write the proportion equation
1,513,463.76 : 2,088,595.44 = 834,424.56 : x - Step 2: Convert to fraction form
1,513,463.76/2,088,595.44 = 834,424.56/x - Step 3: Cross multiply
1,513,463.76x = 2,088,595.44 × 834,424.56 - Step 4: Simplify right side
1,513,463.76x = 1,742,775,331,040.01 - Step 5: Solve for x
x = 1,742,775,331,040.01/1,513,463.76 - Step 6: Final answer
x = 1,151,514.41
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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.