Finding the Fourth Proportional to 1,854,117.79, 2,781,975.91 and 1,001,020.05
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Solution
The fourth proportional to 1,854,117.79, 2,781,975.91 and 1,001,020.05 is: 1,501,961.56
Step by Step Solution
- Step 1: Write the proportion equation
1,854,117.79 : 2,781,975.91 = 1,001,020.05 : x - Step 2: Convert to fraction form
1,854,117.79/2,781,975.91 = 1,001,020.05/x - Step 3: Cross multiply
1,854,117.79x = 2,781,975.91 × 1,001,020.05 - Step 4: Simplify right side
1,854,117.79x = 2,784,813,650,617.12 - Step 5: Solve for x
x = 2,784,813,650,617.12/1,854,117.79 - Step 6: Final answer
x = 1,501,961.56
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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.