Finding the Fourth Proportional to 1,073,688.72, 1,609,352.07 and 442,258.08
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Solution
The fourth proportional to 1,073,688.72, 1,609,352.07 and 442,258.08 is: 662,900.66
Step by Step Solution
- Step 1: Write the proportion equation
1,073,688.72 : 1,609,352.07 = 442,258.08 : x - Step 2: Convert to fraction form
1,073,688.72/1,609,352.07 = 442,258.08/x - Step 3: Cross multiply
1,073,688.72x = 1,609,352.07 × 442,258.08 - Step 4: Simplify right side
1,073,688.72x = 711,748,956,522.23 - Step 5: Solve for x
x = 711,748,956,522.23/1,073,688.72 - Step 6: Final answer
x = 662,900.66
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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.