Finding the Fourth Proportional to 1,754,917.96, 2,630,695.42 and 742,647.56
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Solution
The fourth proportional to 1,754,917.96, 2,630,695.42 and 742,647.56 is: 1,113,259.75
Step by Step Solution
- Step 1: Write the proportion equation
1,754,917.96 : 2,630,695.42 = 742,647.56 : x - Step 2: Convert to fraction form
1,754,917.96/2,630,695.42 = 742,647.56/x - Step 3: Cross multiply
1,754,917.96x = 2,630,695.42 × 742,647.56 - Step 4: Simplify right side
1,754,917.96x = 1,953,679,534,766.18 - Step 5: Solve for x
x = 1,953,679,534,766.18/1,754,917.96 - Step 6: Final answer
x = 1,113,259.75
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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.