Finding the Fourth Proportional to 1,330,456.80, 1,997,106.06 and 572,673.60
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Solution
The fourth proportional to 1,330,456.80, 1,997,106.06 and 572,673.60 is: 859,621.99
Step by Step Solution
- Step 1: Write the proportion equation
1,330,456.80 : 1,997,106.06 = 572,673.60 : x - Step 2: Convert to fraction form
1,330,456.80/1,997,106.06 = 572,673.60/x - Step 3: Cross multiply
1,330,456.80x = 1,997,106.06 × 572,673.60 - Step 4: Simplify right side
1,330,456.80x = 1,143,689,916,962.02 - Step 5: Solve for x
x = 1,143,689,916,962.02/1,330,456.80 - Step 6: Final answer
x = 859,621.99
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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.