Finding the Fourth Proportional to 2,956,139.08, 4,079,477.88 and 1,598,012.08
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Solution
The fourth proportional to 2,956,139.08, 4,079,477.88 and 1,598,012.08 is: 2,205,259.89
Step by Step Solution
- Step 1: Write the proportion equation
2,956,139.08 : 4,079,477.88 = 1,598,012.08 : x - Step 2: Convert to fraction form
2,956,139.08/4,079,477.88 = 1,598,012.08/x - Step 3: Cross multiply
2,956,139.08x = 4,079,477.88 × 1,598,012.08 - Step 4: Simplify right side
2,956,139.08x = 6,519,054,932,332.79 - Step 5: Solve for x
x = 6,519,054,932,332.79/2,956,139.08 - Step 6: Final answer
x = 2,205,259.89
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1.5x scale
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.