Finding the Fourth Proportional to 1,604,460.44, 2,214,158.54 and 879,335.07
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Solution
The fourth proportional to 1,604,460.44, 2,214,158.54 and 879,335.07 is: 1,213,484.11
Step by Step Solution
- Step 1: Write the proportion equation
1,604,460.44 : 2,214,158.54 = 879,335.07 : x - Step 2: Convert to fraction form
1,604,460.44/2,214,158.54 = 879,335.07/x - Step 3: Cross multiply
1,604,460.44x = 2,214,158.54 × 879,335.07 - Step 4: Simplify right side
1,604,460.44x = 1,946,987,250,365.32 - Step 5: Solve for x
x = 1,946,987,250,365.32/1,604,460.44 - Step 6: Final answer
x = 1,213,484.11
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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.