Finding the Fourth Proportional to 3,518,411.85, 5,276,988 and 1,055,925.99
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Solution
The fourth proportional to 3,518,411.85, 5,276,988 and 1,055,925.99 is: 1,583,699.98
Step by Step Solution
- Step 1: Write the proportion equation
3,518,411.85 : 5,276,988 = 1,055,925.99 : x - Step 2: Convert to fraction form
3,518,411.85/5,276,988 = 1,055,925.99/x - Step 3: Cross multiply
3,518,411.85x = 5,276,988 × 1,055,925.99 - Step 4: Simplify right side
3,518,411.85x = 5,572,108,778,118.12 - Step 5: Solve for x
x = 5,572,108,778,118.12/3,518,411.85 - Step 6: Final answer
x = 1,583,699.98
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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.