Finding the Fourth Proportional to 1,661,355.12, 2,292,671.07 and 897,409.02
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Solution
The fourth proportional to 1,661,355.12, 2,292,671.07 and 897,409.02 is: 1,238,424.99
Step by Step Solution
- Step 1: Write the proportion equation
1,661,355.12 : 2,292,671.07 = 897,409.02 : x - Step 2: Convert to fraction form
1,661,355.12/2,292,671.07 = 897,409.02/x - Step 3: Cross multiply
1,661,355.12x = 2,292,671.07 × 897,409.02 - Step 4: Simplify right side
1,661,355.12x = 2,057,463,698,111.05 - Step 5: Solve for x
x = 2,057,463,698,111.05/1,661,355.12 - Step 6: Final answer
x = 1,238,424.99
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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.