Finding the Fourth Proportional to 1,604,670.08, 2,214,470.88 and 879,587.36
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Solution
The fourth proportional to 1,604,670.08, 2,214,470.88 and 879,587.36 is: 1,213,844.90
Step by Step Solution
- Step 1: Write the proportion equation
1,604,670.08 : 2,214,470.88 = 879,587.36 : x - Step 2: Convert to fraction form
1,604,670.08/2,214,470.88 = 879,587.36/x - Step 3: Cross multiply
1,604,670.08x = 2,214,470.88 × 879,587.36 - Step 4: Simplify right side
1,604,670.08x = 1,947,820,595,136.08 - Step 5: Solve for x
x = 1,947,820,595,136.08/1,604,670.08 - Step 6: Final answer
x = 1,213,844.90
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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.