Finding the Fourth Proportional to 1,616,178.74, 2,230,325.91 and 927,894.98
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Solution
The fourth proportional to 1,616,178.74, 2,230,325.91 and 927,894.98 is: 1,280,494.65
Step by Step Solution
- Step 1: Write the proportion equation
1,616,178.74 : 2,230,325.91 = 927,894.98 : x - Step 2: Convert to fraction form
1,616,178.74/2,230,325.91 = 927,894.98/x - Step 3: Cross multiply
1,616,178.74x = 2,230,325.91 × 927,894.98 - Step 4: Simplify right side
1,616,178.74x = 2,069,508,221,228.75 - Step 5: Solve for x
x = 2,069,508,221,228.75/1,616,178.74 - Step 6: Final answer
x = 1,280,494.65
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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.