Finding the Fourth Proportional to 1,578,465.32, 2,368,048.62 and 736,557.80
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Solution
The fourth proportional to 1,578,465.32, 2,368,048.62 and 736,557.80 is: 1,105,000.32
Step by Step Solution
- Step 1: Write the proportion equation
1,578,465.32 : 2,368,048.62 = 736,557.80 : x - Step 2: Convert to fraction form
1,578,465.32/2,368,048.62 = 736,557.80/x - Step 3: Cross multiply
1,578,465.32x = 2,368,048.62 × 736,557.80 - Step 4: Simplify right side
1,578,465.32x = 1,744,204,681,840.24 - Step 5: Solve for x
x = 1,744,204,681,840.24/1,578,465.32 - Step 6: Final answer
x = 1,105,000.32
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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.