Finding the Fourth Proportional to 1,580,708.32, 2,181,430.29 and 968,742.84
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Solution
The fourth proportional to 1,580,708.32, 2,181,430.29 and 968,742.84 is: 1,336,897.48
Step by Step Solution
- Step 1: Write the proportion equation
1,580,708.32 : 2,181,430.29 = 968,742.84 : x - Step 2: Convert to fraction form
1,580,708.32/2,181,430.29 = 968,742.84/x - Step 3: Cross multiply
1,580,708.32x = 2,181,430.29 × 968,742.84 - Step 4: Simplify right side
1,580,708.32x = 2,113,244,968,490.05 - Step 5: Solve for x
x = 2,113,244,968,490.05/1,580,708.32 - Step 6: Final answer
x = 1,336,897.48
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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.