Finding the Fourth Proportional to 2,018,269.60, 3,031,616.40 and 1,703,341.60
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Solution
The fourth proportional to 2,018,269.60, 3,031,616.40 and 1,703,341.60 is: 2,558,567.17
Step by Step Solution
- Step 1: Write the proportion equation
2,018,269.60 : 3,031,616.40 = 1,703,341.60 : x - Step 2: Convert to fraction form
2,018,269.60/3,031,616.40 = 1,703,341.60/x - Step 3: Cross multiply
2,018,269.60x = 3,031,616.40 × 1,703,341.60 - Step 4: Simplify right side
2,018,269.60x = 5,163,878,329,362.24 - Step 5: Solve for x
x = 5,163,878,329,362.24/2,018,269.60 - Step 6: Final answer
x = 2,558,567.17
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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.