Finding the Fourth Proportional to 1,656,870.81, 2,286,467.29 and 931,703.08
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Solution
The fourth proportional to 1,656,870.81, 2,286,467.29 and 931,703.08 is: 1,285,742.14
Step by Step Solution
- Step 1: Write the proportion equation
1,656,870.81 : 2,286,467.29 = 931,703.08 : x - Step 2: Convert to fraction form
1,656,870.81/2,286,467.29 = 931,703.08/x - Step 3: Cross multiply
1,656,870.81x = 2,286,467.29 × 931,703.08 - Step 4: Simplify right side
1,656,870.81x = 2,130,308,616,412.25 - Step 5: Solve for x
x = 2,130,308,616,412.25/1,656,870.81 - Step 6: Final answer
x = 1,285,742.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.