Finding the Fourth Proportional to 1,418,540.64, 2,129,258.37 and 1,038,332
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Solution
The fourth proportional to 1,418,540.64, 2,129,258.37 and 1,038,332 is: 1,558,557.46
Step by Step Solution
- Step 1: Write the proportion equation
1,418,540.64 : 2,129,258.37 = 1,038,332 : x - Step 2: Convert to fraction form
1,418,540.64/2,129,258.37 = 1,038,332/x - Step 3: Cross multiply
1,418,540.64x = 2,129,258.37 × 1,038,332 - Step 4: Simplify right side
1,418,540.64x = 2,210,877,101,838.84 - Step 5: Solve for x
x = 2,210,877,101,838.84/1,418,540.64 - Step 6: Final answer
x = 1,558,557.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.