Finding the Fourth Proportional to 4,645,462.84, 6,966,605.80 and 1,766,135.20
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Solution
The fourth proportional to 4,645,462.84, 6,966,605.80 and 1,766,135.20 is: 2,648,598.89
Step by Step Solution
- Step 1: Write the proportion equation
4,645,462.84 : 6,966,605.80 = 1,766,135.20 : x - Step 2: Convert to fraction form
4,645,462.84/6,966,605.80 = 1,766,135.20/x - Step 3: Cross multiply
4,645,462.84x = 6,966,605.80 × 1,766,135.20 - Step 4: Simplify right side
4,645,462.84x = 12,303,967,727,904.16 - Step 5: Solve for x
x = 12,303,967,727,904.16/4,645,462.84 - Step 6: Final answer
x = 2,648,598.89
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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.