Finding the Fourth Proportional to 1,758,401.40, 2,630,603.70 and 1,524,343.80
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Solution
The fourth proportional to 1,758,401.40, 2,630,603.70 and 1,524,343.80 is: 2,280,448.84
Step by Step Solution
- Step 1: Write the proportion equation
1,758,401.40 : 2,630,603.70 = 1,524,343.80 : x - Step 2: Convert to fraction form
1,758,401.40/2,630,603.70 = 1,524,343.80/x - Step 3: Cross multiply
1,758,401.40x = 2,630,603.70 × 1,524,343.80 - Step 4: Simplify right side
1,758,401.40x = 4,009,944,440,352.06 - Step 5: Solve for x
x = 4,009,944,440,352.06/1,758,401.40 - Step 6: Final answer
x = 2,280,448.84
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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.