Finding the Fourth Proportional to 1,113,635.54, 1,670,698.74 and 473,905.10
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Solution
The fourth proportional to 1,113,635.54, 1,670,698.74 and 473,905.10 is: 710,962.09
Step by Step Solution
- Step 1: Write the proportion equation
1,113,635.54 : 1,670,698.74 = 473,905.10 : x - Step 2: Convert to fraction form
1,113,635.54/1,670,698.74 = 473,905.10/x - Step 3: Cross multiply
1,113,635.54x = 1,670,698.74 × 473,905.10 - Step 4: Simplify right side
1,113,635.54x = 791,752,653,449.57 - Step 5: Solve for x
x = 791,752,653,449.57/1,113,635.54 - Step 6: Final answer
x = 710,962.09
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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.