Finding the Fourth Proportional to 1,663,763.07, 2,295,993.03 and 899,816.63
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Solution
The fourth proportional to 1,663,763.07, 2,295,993.03 and 899,816.63 is: 1,241,746.95
Step by Step Solution
- Step 1: Write the proportion equation
1,663,763.07 : 2,295,993.03 = 899,816.63 : x - Step 2: Convert to fraction form
1,663,763.07/2,295,993.03 = 899,816.63/x - Step 3: Cross multiply
1,663,763.07x = 2,295,993.03 × 899,816.63 - Step 4: Simplify right side
1,663,763.07x = 2,065,972,716,498.07 - Step 5: Solve for x
x = 2,065,972,716,498.07/1,663,763.07 - Step 6: Final answer
x = 1,241,746.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.