Finding the Fourth Proportional to 2,925,314.92, 4,387,186.14 and 1,031,807.08
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Solution
The fourth proportional to 2,925,314.92, 4,387,186.14 and 1,031,807.08 is: 1,547,433.30
Step by Step Solution
- Step 1: Write the proportion equation
2,925,314.92 : 4,387,186.14 = 1,031,807.08 : x - Step 2: Convert to fraction form
2,925,314.92/4,387,186.14 = 1,031,807.08/x - Step 3: Cross multiply
2,925,314.92x = 4,387,186.14 × 1,031,807.08 - Step 4: Simplify right side
2,925,314.92x = 4,526,729,720,529.87 - Step 5: Solve for x
x = 4,526,729,720,529.87/2,925,314.92 - Step 6: Final answer
x = 1,547,433.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.