Finding the Fourth Proportional to 1,430,919.74, 1,973,847.03 and 893,442.62
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Solution
The fourth proportional to 1,430,919.74, 1,973,847.03 and 893,442.62 is: 1,232,437.44
Step by Step Solution
- Step 1: Write the proportion equation
1,430,919.74 : 1,973,847.03 = 893,442.62 : x - Step 2: Convert to fraction form
1,430,919.74/1,973,847.03 = 893,442.62/x - Step 3: Cross multiply
1,430,919.74x = 1,973,847.03 × 893,442.62 - Step 4: Simplify right side
1,430,919.74x = 1,763,519,061,962.42 - Step 5: Solve for x
x = 1,763,519,061,962.42/1,430,919.74 - Step 6: Final answer
x = 1,232,437.44
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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.