Finding the Fourth Proportional to 2,697,026.08, 3,721,578.96 and 1,489,730.08
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Solution
The fourth proportional to 2,697,026.08, 3,721,578.96 and 1,489,730.08 is: 2,055,652.40
Step by Step Solution
- Step 1: Write the proportion equation
2,697,026.08 : 3,721,578.96 = 1,489,730.08 : x - Step 2: Convert to fraction form
2,697,026.08/3,721,578.96 = 1,489,730.08/x - Step 3: Cross multiply
2,697,026.08x = 3,721,578.96 × 1,489,730.08 - Step 4: Simplify right side
2,697,026.08x = 5,544,148,121,807.12 - Step 5: Solve for x
x = 5,544,148,121,807.12/2,697,026.08 - Step 6: Final answer
x = 2,055,652.40
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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.