Finding the Fourth Proportional to 1,968,437.32, 2,716,472.10 and 1,097,248.84
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Solution
The fourth proportional to 1,968,437.32, 2,716,472.10 and 1,097,248.84 is: 1,514,219.34
Step by Step Solution
- Step 1: Write the proportion equation
1,968,437.32 : 2,716,472.10 = 1,097,248.84 : x - Step 2: Convert to fraction form
1,968,437.32/2,716,472.10 = 1,097,248.84/x - Step 3: Cross multiply
1,968,437.32x = 2,716,472.10 × 1,097,248.84 - Step 4: Simplify right side
1,968,437.32x = 2,980,645,860,617.36 - Step 5: Solve for x
x = 2,980,645,860,617.36/1,968,437.32 - Step 6: Final answer
x = 1,514,219.34
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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.