Finding the Fourth Proportional to 1,413,192.78, 2,119,739.00 and 402,320.07
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Solution
The fourth proportional to 1,413,192.78, 2,119,739.00 and 402,320.07 is: 603,465.82
Step by Step Solution
- Step 1: Write the proportion equation
1,413,192.78 : 2,119,739.00 = 402,320.07 : x - Step 2: Convert to fraction form
1,413,192.78/2,119,739.00 = 402,320.07/x - Step 3: Cross multiply
1,413,192.78x = 2,119,739.00 × 402,320.07 - Step 4: Simplify right side
1,413,192.78x = 852,813,540,850.13 - Step 5: Solve for x
x = 852,813,540,850.13/1,413,192.78 - Step 6: Final answer
x = 603,465.82
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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.