Finding the Fourth Proportional to 1,549,184.64, 2,137,831.99 and 860,838.67
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Solution
The fourth proportional to 1,549,184.64, 2,137,831.99 and 860,838.67 is: 1,187,933.57
Step by Step Solution
- Step 1: Write the proportion equation
1,549,184.64 : 2,137,831.99 = 860,838.67 : x - Step 2: Convert to fraction form
1,549,184.64/2,137,831.99 = 860,838.67/x - Step 3: Cross multiply
1,549,184.64x = 2,137,831.99 × 860,838.67 - Step 4: Simplify right side
1,549,184.64x = 1,840,328,446,955.05 - Step 5: Solve for x
x = 1,840,328,446,955.05/1,549,184.64 - Step 6: Final answer
x = 1,187,933.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.