Finding the Fourth Proportional to 968,865.69, 1,337,693.09 and 606,436.05
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Solution
The fourth proportional to 968,865.69, 1,337,693.09 and 606,436.05 is: 837,293.88
Step by Step Solution
- Step 1: Write the proportion equation
968,865.69 : 1,337,693.09 = 606,436.05 : x - Step 2: Convert to fraction form
968,865.69/1,337,693.09 = 606,436.05/x - Step 3: Cross multiply
968,865.69x = 1,337,693.09 × 606,436.05 - Step 4: Simplify right side
968,865.69x = 811,225,310,579.71 - Step 5: Solve for x
x = 811,225,310,579.71/968,865.69 - Step 6: Final answer
x = 837,293.88
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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.