Finding the Fourth Proportional to 1,884,800.13, 2,600,827.34 and 1,068,742.95
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Solution
The fourth proportional to 1,884,800.13, 2,600,827.34 and 1,068,742.95 is: 1,474,753.66
Step by Step Solution
- Step 1: Write the proportion equation
1,884,800.13 : 2,600,827.34 = 1,068,742.95 : x - Step 2: Convert to fraction form
1,884,800.13/2,600,827.34 = 1,068,742.95/x - Step 3: Cross multiply
1,884,800.13x = 2,600,827.34 × 1,068,742.95 - Step 4: Simplify right side
1,884,800.13x = 2,779,615,883,792.25 - Step 5: Solve for x
x = 2,779,615,883,792.25/1,884,800.13 - Step 6: Final answer
x = 1,474,753.66
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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.