Finding the Fourth Proportional to 6,581,274.80, 9,864,539.40 and 3,742,746.80
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Solution
The fourth proportional to 6,581,274.80, 9,864,539.40 and 3,742,746.80 is: 5,609,927.32
Step by Step Solution
- Step 1: Write the proportion equation
6,581,274.80 : 9,864,539.40 = 3,742,746.80 : x - Step 2: Convert to fraction form
6,581,274.80/9,864,539.40 = 3,742,746.80/x - Step 3: Cross multiply
6,581,274.80x = 9,864,539.40 × 3,742,746.80 - Step 4: Simplify right side
6,581,274.80x = 36,920,473,272,823.92 - Step 5: Solve for x
x = 36,920,473,272,823.92/6,581,274.80 - Step 6: Final answer
x = 5,609,927.32
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1.5x scale
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.