Finding the Fourth Proportional to 983,774.16, 1,475,661.51 and 759,462.08
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Solution
The fourth proportional to 983,774.16, 1,475,661.51 and 759,462.08 is: 1,139,193.32
Step by Step Solution
- Step 1: Write the proportion equation
983,774.16 : 1,475,661.51 = 759,462.08 : x - Step 2: Convert to fraction form
983,774.16/1,475,661.51 = 759,462.08/x - Step 3: Cross multiply
983,774.16x = 1,475,661.51 × 759,462.08 - Step 4: Simplify right side
983,774.16x = 1,120,708,952,382.23 - Step 5: Solve for x
x = 1,120,708,952,382.23/983,774.16 - Step 6: Final answer
x = 1,139,193.32
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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.