Finding the Fourth Proportional to 1,564,802.15, 2,347,203.15 and 854,442.68
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Solution
The fourth proportional to 1,564,802.15, 2,347,203.15 and 854,442.68 is: 1,281,663.98
Step by Step Solution
- Step 1: Write the proportion equation
1,564,802.15 : 2,347,203.15 = 854,442.68 : x - Step 2: Convert to fraction form
1,564,802.15/2,347,203.15 = 854,442.68/x - Step 3: Cross multiply
1,564,802.15x = 2,347,203.15 × 854,442.68 - Step 4: Simplify right side
1,564,802.15x = 2,005,550,538,254.43 - Step 5: Solve for x
x = 2,005,550,538,254.43/1,564,802.15 - Step 6: Final answer
x = 1,281,663.98
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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.