Finding the Fourth Proportional to 5,087,191.70, 7,630,787.55 and 4,402,223.30
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Solution
The fourth proportional to 5,087,191.70, 7,630,787.55 and 4,402,223.30 is: 6,603,334.95
Step by Step Solution
- Step 1: Write the proportion equation
5,087,191.70 : 7,630,787.55 = 4,402,223.30 : x - Step 2: Convert to fraction form
5,087,191.70/7,630,787.55 = 4,402,223.30/x - Step 3: Cross multiply
5,087,191.70x = 7,630,787.55 × 4,402,223.30 - Step 4: Simplify right side
5,087,191.70x = 33,592,430,749,959.91 - Step 5: Solve for x
x = 33,592,430,749,959.91/5,087,191.70 - Step 6: Final answer
x = 6,603,334.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.