Finding the Fourth Proportional to 1,754,735.64, 2,421,490.52 and 980,372.40
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Solution
The fourth proportional to 1,754,735.64, 2,421,490.52 and 980,372.40 is: 1,352,888.96
Step by Step Solution
- Step 1: Write the proportion equation
1,754,735.64 : 2,421,490.52 = 980,372.40 : x - Step 2: Convert to fraction form
1,754,735.64/2,421,490.52 = 980,372.40/x - Step 3: Cross multiply
1,754,735.64x = 2,421,490.52 × 980,372.40 - Step 4: Simplify right side
1,754,735.64x = 2,373,962,472,669.65 - Step 5: Solve for x
x = 2,373,962,472,669.65/1,754,735.64 - Step 6: Final answer
x = 1,352,888.96
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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.