Finding the Fourth Proportional to 2,011,614.18, 2,775,348.15 and 1,140,355.44
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Solution
The fourth proportional to 2,011,614.18, 2,775,348.15 and 1,140,355.44 is: 1,573,305.35
Step by Step Solution
- Step 1: Write the proportion equation
2,011,614.18 : 2,775,348.15 = 1,140,355.44 : x - Step 2: Convert to fraction form
2,011,614.18/2,775,348.15 = 1,140,355.44/x - Step 3: Cross multiply
2,011,614.18x = 2,775,348.15 × 1,140,355.44 - Step 4: Simplify right side
2,011,614.18x = 3,164,883,360,746.44 - Step 5: Solve for x
x = 3,164,883,360,746.44/2,011,614.18 - Step 6: Final answer
x = 1,573,305.35
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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.