Finding the Fourth Proportional to 4,473,931.79, 6,174,726.98 and 2,638,591.84
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Solution
The fourth proportional to 4,473,931.79, 6,174,726.98 and 2,638,591.84 is: 3,641,670.23
Step by Step Solution
- Step 1: Write the proportion equation
4,473,931.79 : 6,174,726.98 = 2,638,591.84 : x - Step 2: Convert to fraction form
4,473,931.79/6,174,726.98 = 2,638,591.84/x - Step 3: Cross multiply
4,473,931.79x = 6,174,726.98 × 2,638,591.84 - Step 4: Simplify right side
4,473,931.79x = 16,292,584,223,655.84 - Step 5: Solve for x
x = 16,292,584,223,655.84/4,473,931.79 - Step 6: Final answer
x = 3,641,670.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.