Finding the Fourth Proportional to 975,494.43, 1,470,553.18 and 910,467.63
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Solution
The fourth proportional to 975,494.43, 1,470,553.18 and 910,467.63 is: 1,372,525.59
Step by Step Solution
- Step 1: Write the proportion equation
975,494.43 : 1,470,553.18 = 910,467.63 : x - Step 2: Convert to fraction form
975,494.43/1,470,553.18 = 910,467.63/x - Step 3: Cross multiply
975,494.43x = 1,470,553.18 × 910,467.63 - Step 4: Simplify right side
975,494.43x = 1,338,891,064,031.23 - Step 5: Solve for x
x = 1,338,891,064,031.23/975,494.43 - Step 6: Final answer
x = 1,372,525.59
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.