Finding the Fourth Proportional to 2,842,535.68, 3,922,750.56 and 1,553,430.40
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Solution
The fourth proportional to 2,842,535.68, 3,922,750.56 and 1,553,430.40 is: 2,143,762.00
Step by Step Solution
- Step 1: Write the proportion equation
2,842,535.68 : 3,922,750.56 = 1,553,430.40 : x - Step 2: Convert to fraction form
2,842,535.68/3,922,750.56 = 1,553,430.40/x - Step 3: Cross multiply
2,842,535.68x = 3,922,750.56 × 1,553,430.40 - Step 4: Simplify right side
2,842,535.68x = 6,093,719,971,521.02 - Step 5: Solve for x
x = 6,093,719,971,521.02/2,842,535.68 - Step 6: Final answer
x = 2,143,762.00
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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.