Finding the Fourth Proportional to 1,773,746.10, 2,660,619.15 and 1,206,875.70
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Solution
The fourth proportional to 1,773,746.10, 2,660,619.15 and 1,206,875.70 is: 1,810,313.55
Step by Step Solution
- Step 1: Write the proportion equation
1,773,746.10 : 2,660,619.15 = 1,206,875.70 : x - Step 2: Convert to fraction form
1,773,746.10/2,660,619.15 = 1,206,875.70/x - Step 3: Cross multiply
1,773,746.10x = 2,660,619.15 × 1,206,875.70 - Step 4: Simplify right side
1,773,746.10x = 3,211,036,599,089.66 - Step 5: Solve for x
x = 3,211,036,599,089.66/1,773,746.10 - Step 6: Final answer
x = 1,810,313.55
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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.