Finding the Fourth Proportional to 2,423,345.40, 3,344,080.21 and 1,335,613.68
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Solution
The fourth proportional to 2,423,345.40, 3,344,080.21 and 1,335,613.68 is: 1,843,071.68
Step by Step Solution
- Step 1: Write the proportion equation
2,423,345.40 : 3,344,080.21 = 1,335,613.68 : x - Step 2: Convert to fraction form
2,423,345.40/3,344,080.21 = 1,335,613.68/x - Step 3: Cross multiply
2,423,345.40x = 3,344,080.21 × 1,335,613.68 - Step 4: Simplify right side
2,423,345.40x = 4,466,399,272,154.24 - Step 5: Solve for x
x = 4,466,399,272,154.24/2,423,345.40 - Step 6: Final answer
x = 1,843,071.68
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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.