Finding the Fourth Proportional to 1,711,476.28, 2,361,837.24 and 947,579.02
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Solution
The fourth proportional to 1,711,476.28, 2,361,837.24 and 947,579.02 is: 1,307,659.03
Step by Step Solution
- Step 1: Write the proportion equation
1,711,476.28 : 2,361,837.24 = 947,579.02 : x - Step 2: Convert to fraction form
1,711,476.28/2,361,837.24 = 947,579.02/x - Step 3: Cross multiply
1,711,476.28x = 2,361,837.24 × 947,579.02 - Step 4: Simplify right side
1,711,476.28x = 2,238,027,417,278.71 - Step 5: Solve for x
x = 2,238,027,417,278.71/1,711,476.28 - Step 6: Final answer
x = 1,307,659.03
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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.