Finding the Fourth Proportional to 1,537,584.40, 2,307,688.80 and 685,966.60
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Solution
The fourth proportional to 1,537,584.40, 2,307,688.80 and 685,966.60 is: 1,029,535.32
Step by Step Solution
- Step 1: Write the proportion equation
1,537,584.40 : 2,307,688.80 = 685,966.60 : x - Step 2: Convert to fraction form
1,537,584.40/2,307,688.80 = 685,966.60/x - Step 3: Cross multiply
1,537,584.40x = 2,307,688.80 × 685,966.60 - Step 4: Simplify right side
1,537,584.40x = 1,582,997,439,994.08 - Step 5: Solve for x
x = 1,582,997,439,994.08/1,537,584.40 - Step 6: Final answer
x = 1,029,535.32
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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.