Finding the Fourth Proportional to 1,553,630.70, 2,326,509.45 and 1,238,702.70
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Solution
The fourth proportional to 1,553,630.70, 2,326,509.45 and 1,238,702.70 is: 1,854,915.42
Step by Step Solution
- Step 1: Write the proportion equation
1,553,630.70 : 2,326,509.45 = 1,238,702.70 : x - Step 2: Convert to fraction form
1,553,630.70/2,326,509.45 = 1,238,702.70/x - Step 3: Cross multiply
1,553,630.70x = 2,326,509.45 × 1,238,702.70 - Step 4: Simplify right side
1,553,630.70x = 2,881,853,537,290.52 - Step 5: Solve for x
x = 2,881,853,537,290.52/1,553,630.70 - Step 6: Final answer
x = 1,854,915.42
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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.