Finding the Fourth Proportional to 2,073,259.57, 2,862,227.35 and 1,432,129.58
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Solution
The fourth proportional to 2,073,259.57, 2,862,227.35 and 1,432,129.58 is: 1,977,118.80
Step by Step Solution
- Step 1: Write the proportion equation
2,073,259.57 : 2,862,227.35 = 1,432,129.58 : x - Step 2: Convert to fraction form
2,073,259.57/2,862,227.35 = 1,432,129.58/x - Step 3: Cross multiply
2,073,259.57x = 2,862,227.35 × 1,432,129.58 - Step 4: Simplify right side
2,073,259.57x = 4,099,080,461,565.74 - Step 5: Solve for x
x = 4,099,080,461,565.74/2,073,259.57 - Step 6: Final answer
x = 1,977,118.80
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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.