Finding the Fourth Proportional to 2,134,271.10, 3,197,259.45 and 1,185,944.70
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Solution
The fourth proportional to 2,134,271.10, 3,197,259.45 and 1,185,944.70 is: 1,776,612.59
Step by Step Solution
- Step 1: Write the proportion equation
2,134,271.10 : 3,197,259.45 = 1,185,944.70 : x - Step 2: Convert to fraction form
2,134,271.10/3,197,259.45 = 1,185,944.70/x - Step 3: Cross multiply
2,134,271.10x = 3,197,259.45 × 1,185,944.70 - Step 4: Simplify right side
2,134,271.10x = 3,791,772,899,252.42 - Step 5: Solve for x
x = 3,791,772,899,252.42/2,134,271.10 - Step 6: Final answer
x = 1,776,612.59
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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.