Finding the Fourth Proportional to 1,054,126.44, 1,454,684.40 and 570,679.02
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Solution
The fourth proportional to 1,054,126.44, 1,454,684.40 and 570,679.02 is: 787,531.59
Step by Step Solution
- Step 1: Write the proportion equation
1,054,126.44 : 1,454,684.40 = 570,679.02 : x - Step 2: Convert to fraction form
1,054,126.44/1,454,684.40 = 570,679.02/x - Step 3: Cross multiply
1,054,126.44x = 1,454,684.40 × 570,679.02 - Step 4: Simplify right side
1,054,126.44x = 830,157,867,801.29 - Step 5: Solve for x
x = 830,157,867,801.29/1,054,126.44 - Step 6: Final answer
x = 787,531.59
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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.