Finding the Fourth Proportional to 2,272,948.92, 3,136,663.08 and 1,254,346.38
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Solution
The fourth proportional to 2,272,948.92, 3,136,663.08 and 1,254,346.38 is: 1,730,994.46
Step by Step Solution
- Step 1: Write the proportion equation
2,272,948.92 : 3,136,663.08 = 1,254,346.38 : x - Step 2: Convert to fraction form
2,272,948.92/3,136,663.08 = 1,254,346.38/x - Step 3: Cross multiply
2,272,948.92x = 3,136,663.08 × 1,254,346.38 - Step 4: Simplify right side
2,272,948.92x = 3,934,461,979,677.65 - Step 5: Solve for x
x = 3,934,461,979,677.65/2,272,948.92 - Step 6: Final answer
x = 1,730,994.46
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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.