Finding the Fourth Proportional to 1,246,270.52, 1,868,657.04 and 487,207.91
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Solution
The fourth proportional to 1,246,270.52, 1,868,657.04 and 487,207.91 is: 730,519.16
Step by Step Solution
- Step 1: Write the proportion equation
1,246,270.52 : 1,868,657.04 = 487,207.91 : x - Step 2: Convert to fraction form
1,246,270.52/1,868,657.04 = 487,207.91/x - Step 3: Cross multiply
1,246,270.52x = 1,868,657.04 × 487,207.91 - Step 4: Simplify right side
1,246,270.52x = 910,424,490,965.19 - Step 5: Solve for x
x = 910,424,490,965.19/1,246,270.52 - Step 6: Final answer
x = 730,519.16
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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.