Finding the Fourth Proportional to 1,630,256.80, 2,444,413.20 and 999,623.20
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Solution
The fourth proportional to 1,630,256.80, 2,444,413.20 and 999,623.20 is: 1,498,838.80
Step by Step Solution
- Step 1: Write the proportion equation
1,630,256.80 : 2,444,413.20 = 999,623.20 : x - Step 2: Convert to fraction form
1,630,256.80/2,444,413.20 = 999,623.20/x - Step 3: Cross multiply
1,630,256.80x = 2,444,413.20 × 999,623.20 - Step 4: Simplify right side
1,630,256.80x = 2,443,492,145,106.24 - Step 5: Solve for x
x = 2,443,492,145,106.24/1,630,256.80 - Step 6: Final answer
x = 1,498,838.80
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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.