Finding the Fourth Proportional to 1,656,857.92, 2,483,710.80 and 1,056,132.40
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Solution
The fourth proportional to 1,656,857.92, 2,483,710.80 and 1,056,132.40 is: 1,583,193.96
Step by Step Solution
- Step 1: Write the proportion equation
1,656,857.92 : 2,483,710.80 = 1,056,132.40 : x - Step 2: Convert to fraction form
1,656,857.92/2,483,710.80 = 1,056,132.40/x - Step 3: Cross multiply
1,656,857.92x = 2,483,710.80 × 1,056,132.40 - Step 4: Simplify right side
1,656,857.92x = 2,623,127,448,109.92 - Step 5: Solve for x
x = 2,623,127,448,109.92/1,656,857.92 - Step 6: Final answer
x = 1,583,193.96
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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.