Finding the Fourth Proportional to 1,804,113.18, 2,489,679.19 and 988,299.08
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Solution
The fourth proportional to 1,804,113.18, 2,489,679.19 and 988,299.08 is: 1,363,854.37
Step by Step Solution
- Step 1: Write the proportion equation
1,804,113.18 : 2,489,679.19 = 988,299.08 : x - Step 2: Convert to fraction form
1,804,113.18/2,489,679.19 = 988,299.08/x - Step 3: Cross multiply
1,804,113.18x = 2,489,679.19 × 988,299.08 - Step 4: Simplify right side
1,804,113.18x = 2,460,547,652,972.15 - Step 5: Solve for x
x = 2,460,547,652,972.15/1,804,113.18 - Step 6: Final answer
x = 1,363,854.37
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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.