Finding the Fourth Proportional to 4,032,435.62, 5,564,744.34 and 2,196,888.18
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Solution
The fourth proportional to 4,032,435.62, 5,564,744.34 and 2,196,888.18 is: 3,031,696.53
Step by Step Solution
- Step 1: Write the proportion equation
4,032,435.62 : 5,564,744.34 = 2,196,888.18 : x - Step 2: Convert to fraction form
4,032,435.62/5,564,744.34 = 2,196,888.18/x - Step 3: Cross multiply
4,032,435.62x = 5,564,744.34 × 2,196,888.18 - Step 4: Simplify right side
4,032,435.62x = 12,225,121,065,267.90 - Step 5: Solve for x
x = 12,225,121,065,267.90/4,032,435.62 - Step 6: Final answer
x = 3,031,696.53
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1.5x scale
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.