Finding the Fourth Proportional to 3,298,356.16, 4,553,124.96 and 2,153,417.92
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Solution
The fourth proportional to 3,298,356.16, 4,553,124.96 and 2,153,417.92 is: 2,972,626.49
Step by Step Solution
- Step 1: Write the proportion equation
3,298,356.16 : 4,553,124.96 = 2,153,417.92 : x - Step 2: Convert to fraction form
3,298,356.16/4,553,124.96 = 2,153,417.92/x - Step 3: Cross multiply
3,298,356.16x = 4,553,124.96 × 2,153,417.92 - Step 4: Simplify right side
3,298,356.16x = 9,804,780,880,863.28 - Step 5: Solve for x
x = 9,804,780,880,863.28/3,298,356.16 - Step 6: Final answer
x = 2,972,626.49
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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.