Finding the Fourth Proportional to 2,124,727.58, 3,186,153.70 and 608,065.20
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Solution
The fourth proportional to 2,124,727.58, 3,186,153.70 and 608,065.20 is: 911,829.45
Step by Step Solution
- Step 1: Write the proportion equation
2,124,727.58 : 3,186,153.70 = 608,065.20 : x - Step 2: Convert to fraction form
2,124,727.58/3,186,153.70 = 608,065.20/x - Step 3: Cross multiply
2,124,727.58x = 3,186,153.70 × 608,065.20 - Step 4: Simplify right side
2,124,727.58x = 1,937,389,185,301.08 - Step 5: Solve for x
x = 1,937,389,185,301.08/2,124,727.58 - Step 6: Final answer
x = 911,829.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.