Finding the Fourth Proportional to 1,148,702.93, 1,585,358.67 and 658,863.53
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Solution
The fourth proportional to 1,148,702.93, 1,585,358.67 and 658,863.53 is: 909,316.92
Step by Step Solution
- Step 1: Write the proportion equation
1,148,702.93 : 1,585,358.67 = 658,863.53 : x - Step 2: Convert to fraction form
1,148,702.93/1,585,358.67 = 658,863.53/x - Step 3: Cross multiply
1,148,702.93x = 1,585,358.67 × 658,863.53 - Step 4: Simplify right side
1,148,702.93x = 1,044,535,009,632.31 - Step 5: Solve for x
x = 1,044,535,009,632.31/1,148,702.93 - Step 6: Final answer
x = 909,316.92
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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.