Finding the Fourth Proportional to 1,018,607.24, 1,405,595.70 and 588,915.06
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Solution
The fourth proportional to 1,018,607.24, 1,405,595.70 and 588,915.06 is: 812,655.21
Step by Step Solution
- Step 1: Write the proportion equation
1,018,607.24 : 1,405,595.70 = 588,915.06 : x - Step 2: Convert to fraction form
1,018,607.24/1,405,595.70 = 588,915.06/x - Step 3: Cross multiply
1,018,607.24x = 1,405,595.70 × 588,915.06 - Step 4: Simplify right side
1,018,607.24x = 827,776,476,001.24 - Step 5: Solve for x
x = 827,776,476,001.24/1,018,607.24 - Step 6: Final answer
x = 812,655.21
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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.