Finding the Fourth Proportional to 2,219,967.66, 3,063,565.19 and 1,201,372.68
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Solution
The fourth proportional to 2,219,967.66, 3,063,565.19 and 1,201,372.68 is: 1,657,899.61
Step by Step Solution
- Step 1: Write the proportion equation
2,219,967.66 : 3,063,565.19 = 1,201,372.68 : x - Step 2: Convert to fraction form
2,219,967.66/3,063,565.19 = 1,201,372.68/x - Step 3: Cross multiply
2,219,967.66x = 3,063,565.19 × 1,201,372.68 - Step 4: Simplify right side
2,219,967.66x = 3,680,483,516,658.15 - Step 5: Solve for x
x = 3,680,483,516,658.15/2,219,967.66 - Step 6: Final answer
x = 1,657,899.61
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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.