Finding the Fourth Proportional to 1,475,607.60, 2,036,284.72 and 822,199.84
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Solution
The fourth proportional to 1,475,607.60, 2,036,284.72 and 822,199.84 is: 1,134,605.82
Step by Step Solution
- Step 1: Write the proportion equation
1,475,607.60 : 2,036,284.72 = 822,199.84 : x - Step 2: Convert to fraction form
1,475,607.60/2,036,284.72 = 822,199.84/x - Step 3: Cross multiply
1,475,607.60x = 2,036,284.72 × 822,199.84 - Step 4: Simplify right side
1,475,607.60x = 1,674,232,970,978.44 - Step 5: Solve for x
x = 1,674,232,970,978.44/1,475,607.60 - Step 6: Final answer
x = 1,134,605.82
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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.