Finding the Fourth Proportional to 2,013,335.66, 2,778,522.80 and 1,153,951.44
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Solution
The fourth proportional to 2,013,335.66, 2,778,522.80 and 1,153,951.44 is: 1,592,521.53
Step by Step Solution
- Step 1: Write the proportion equation
2,013,335.66 : 2,778,522.80 = 1,153,951.44 : x - Step 2: Convert to fraction form
2,013,335.66/2,778,522.80 = 1,153,951.44/x - Step 3: Cross multiply
2,013,335.66x = 2,778,522.80 × 1,153,951.44 - Step 4: Simplify right side
2,013,335.66x = 3,206,280,380,363.08 - Step 5: Solve for x
x = 3,206,280,380,363.08/2,013,335.66 - Step 6: Final answer
x = 1,592,521.53
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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.