Finding the Fourth Proportional to 1,869,889.90, 2,804,980.65 and 804,966.70
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Solution
The fourth proportional to 1,869,889.90, 2,804,980.65 and 804,966.70 is: 1,207,512.82
Step by Step Solution
- Step 1: Write the proportion equation
1,869,889.90 : 2,804,980.65 = 804,966.70 : x - Step 2: Convert to fraction form
1,869,889.90/2,804,980.65 = 804,966.70/x - Step 3: Cross multiply
1,869,889.90x = 2,804,980.65 × 804,966.70 - Step 4: Simplify right side
1,869,889.90x = 2,257,916,017,394.36 - Step 5: Solve for x
x = 2,257,916,017,394.36/1,869,889.90 - Step 6: Final answer
x = 1,207,512.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.