Finding the Fourth Proportional to 1,804,741.75, 2,490,543.62 and 999,925.75
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Solution
The fourth proportional to 1,804,741.75, 2,490,543.62 and 999,925.75 is: 1,379,897.54
Step by Step Solution
- Step 1: Write the proportion equation
1,804,741.75 : 2,490,543.62 = 999,925.75 : x - Step 2: Convert to fraction form
1,804,741.75/2,490,543.62 = 999,925.75/x - Step 3: Cross multiply
1,804,741.75x = 2,490,543.62 × 999,925.75 - Step 4: Simplify right side
1,804,741.75x = 2,490,358,697,136.22 - Step 5: Solve for x
x = 2,490,358,697,136.22/1,804,741.75 - Step 6: Final answer
x = 1,379,897.54
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1.5x scale
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.