Finding the Fourth Proportional to 1,057,695.84, 1,583,001.36 and 868,149.60
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Solution
The fourth proportional to 1,057,695.84, 1,583,001.36 and 868,149.60 is: 1,299,316.82
Step by Step Solution
- Step 1: Write the proportion equation
1,057,695.84 : 1,583,001.36 = 868,149.60 : x - Step 2: Convert to fraction form
1,057,695.84/1,583,001.36 = 868,149.60/x - Step 3: Cross multiply
1,057,695.84x = 1,583,001.36 × 868,149.60 - Step 4: Simplify right side
1,057,695.84x = 1,374,281,997,483.46 - Step 5: Solve for x
x = 1,374,281,997,483.46/1,057,695.84 - Step 6: Final answer
x = 1,299,316.82
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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.