Finding the Fourth Proportional to 1,953,485.48, 2,929,309.68 and 755,971.76
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Solution
The fourth proportional to 1,953,485.48, 2,929,309.68 and 755,971.76 is: 1,133,602.18
Step by Step Solution
- Step 1: Write the proportion equation
1,953,485.48 : 2,929,309.68 = 755,971.76 : x - Step 2: Convert to fraction form
1,953,485.48/2,929,309.68 = 755,971.76/x - Step 3: Cross multiply
1,953,485.48x = 2,929,309.68 × 755,971.76 - Step 4: Simplify right side
1,953,485.48x = 2,214,475,394,374.64 - Step 5: Solve for x
x = 2,214,475,394,374.64/1,953,485.48 - Step 6: Final answer
x = 1,133,602.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.