Finding the Fourth Proportional to 1,513,226.64, 2,088,266.80 and 834,187.44
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Solution
The fourth proportional to 1,513,226.64, 2,088,266.80 and 834,187.44 is: 1,151,186.41
Step by Step Solution
- Step 1: Write the proportion equation
1,513,226.64 : 2,088,266.80 = 834,187.44 : x - Step 2: Convert to fraction form
1,513,226.64/2,088,266.80 = 834,187.44/x - Step 3: Cross multiply
1,513,226.64x = 2,088,266.80 × 834,187.44 - Step 4: Simplify right side
1,513,226.64x = 1,742,005,935,928.99 - Step 5: Solve for x
x = 1,742,005,935,928.99/1,513,226.64 - Step 6: Final answer
x = 1,151,186.41
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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.