Finding the Fourth Proportional to 5,402,646.54, 8,104,396.28 and 1,808,426.66
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Solution
The fourth proportional to 5,402,646.54, 8,104,396.28 and 1,808,426.66 is: 2,712,782.73
Step by Step Solution
- Step 1: Write the proportion equation
5,402,646.54 : 8,104,396.28 = 1,808,426.66 : x - Step 2: Convert to fraction form
5,402,646.54/8,104,396.28 = 1,808,426.66/x - Step 3: Cross multiply
5,402,646.54x = 8,104,396.28 × 1,808,426.66 - Step 4: Simplify right side
5,402,646.54x = 14,656,206,246,392.71 - Step 5: Solve for x
x = 14,656,206,246,392.71/5,402,646.54 - Step 6: Final answer
x = 2,712,782.73
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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.