Finding the Fourth Proportional to 2,403,031.19, 3,316,174.43 and 1,300,460.40
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Solution
The fourth proportional to 2,403,031.19, 3,316,174.43 and 1,300,460.40 is: 1,794,630.69
Step by Step Solution
- Step 1: Write the proportion equation
2,403,031.19 : 3,316,174.43 = 1,300,460.40 : x - Step 2: Convert to fraction form
2,403,031.19/3,316,174.43 = 1,300,460.40/x - Step 3: Cross multiply
2,403,031.19x = 3,316,174.43 × 1,300,460.40 - Step 4: Simplify right side
2,403,031.19x = 4,312,553,519,205.27 - Step 5: Solve for x
x = 4,312,553,519,205.27/2,403,031.19 - Step 6: Final answer
x = 1,794,630.69
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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.