Finding the Fourth Proportional to 4,180,312.41, 6,270,164.14 and 1,875,519.21
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Solution
The fourth proportional to 4,180,312.41, 6,270,164.14 and 1,875,519.21 is: 2,813,142.21
Step by Step Solution
- Step 1: Write the proportion equation
4,180,312.41 : 6,270,164.14 = 1,875,519.21 : x - Step 2: Convert to fraction form
4,180,312.41/6,270,164.14 = 1,875,519.21/x - Step 3: Cross multiply
4,180,312.41x = 6,270,164.14 × 1,875,519.21 - Step 4: Simplify right side
4,180,312.41x = 11,759,813,294,423.13 - Step 5: Solve for x
x = 11,759,813,294,423.13/4,180,312.41 - Step 6: Final answer
x = 2,813,142.21
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1.5x scale
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.