Finding the Fourth Proportional to 1,593,782.98, 2,387,303.52 and 1,288,868.74
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Solution
The fourth proportional to 1,593,782.98, 2,387,303.52 and 1,288,868.74 is: 1,930,577.07
Step by Step Solution
- Step 1: Write the proportion equation
1,593,782.98 : 2,387,303.52 = 1,288,868.74 : x - Step 2: Convert to fraction form
1,593,782.98/2,387,303.52 = 1,288,868.74/x - Step 3: Cross multiply
1,593,782.98x = 2,387,303.52 × 1,288,868.74 - Step 4: Simplify right side
1,593,782.98x = 3,076,920,879,819.97 - Step 5: Solve for x
x = 3,076,920,879,819.97/1,593,782.98 - Step 6: Final answer
x = 1,930,577.07
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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.