Finding the Fourth Proportional to 1,430,349.48, 1,973,902.50 and 785,829.24
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Solution
The fourth proportional to 1,430,349.48, 1,973,902.50 and 785,829.24 is: 1,084,455.46
Step by Step Solution
- Step 1: Write the proportion equation
1,430,349.48 : 1,973,902.50 = 785,829.24 : x - Step 2: Convert to fraction form
1,430,349.48/1,973,902.50 = 785,829.24/x - Step 3: Cross multiply
1,430,349.48x = 1,973,902.50 × 785,829.24 - Step 4: Simplify right side
1,430,349.48x = 1,551,150,301,409.10 - Step 5: Solve for x
x = 1,551,150,301,409.10/1,430,349.48 - Step 6: Final answer
x = 1,084,455.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.