Finding the Fourth Proportional to 1,303,178.24, 1,797,319.32 and 917,271.05
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Solution
The fourth proportional to 1,303,178.24, 1,797,319.32 and 917,271.05 is: 1,265,083.26
Step by Step Solution
- Step 1: Write the proportion equation
1,303,178.24 : 1,797,319.32 = 917,271.05 : x - Step 2: Convert to fraction form
1,303,178.24/1,797,319.32 = 917,271.05/x - Step 3: Cross multiply
1,303,178.24x = 1,797,319.32 × 917,271.05 - Step 4: Simplify right side
1,303,178.24x = 1,648,628,970,855.09 - Step 5: Solve for x
x = 1,648,628,970,855.09/1,303,178.24 - Step 6: Final answer
x = 1,265,083.26
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.