Finding the Fourth Proportional to 2,997,232.80, 4,496,432.40 and 867,386.40
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Solution
The fourth proportional to 2,997,232.80, 4,496,432.40 and 867,386.40 is: 1,301,248.38
Step by Step Solution
- Step 1: Write the proportion equation
2,997,232.80 : 4,496,432.40 = 867,386.40 : x - Step 2: Convert to fraction form
2,997,232.80/4,496,432.40 = 867,386.40/x - Step 3: Cross multiply
2,997,232.80x = 4,496,432.40 × 867,386.40 - Step 4: Simplify right side
2,997,232.80x = 3,900,144,312,279.36 - Step 5: Solve for x
x = 3,900,144,312,279.36/2,997,232.80 - Step 6: Final answer
x = 1,301,248.38
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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.