Finding the Fourth Proportional to 3,114,484.64, 4,671,628.44 and 1,316,880.08
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Solution
The fourth proportional to 3,114,484.64, 4,671,628.44 and 1,316,880.08 is: 1,975,278.46
Step by Step Solution
- Step 1: Write the proportion equation
3,114,484.64 : 4,671,628.44 = 1,316,880.08 : x - Step 2: Convert to fraction form
3,114,484.64/4,671,628.44 = 1,316,880.08/x - Step 3: Cross multiply
3,114,484.64x = 4,671,628.44 × 1,316,880.08 - Step 4: Simplify right side
3,114,484.64x = 6,151,974,433,797.48 - Step 5: Solve for x
x = 6,151,974,433,797.48/3,114,484.64 - Step 6: Final answer
x = 1,975,278.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.