Finding the Fourth Proportional to 1,935,434.96, 2,671,070.40 and 1,064,423.12
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Solution
The fourth proportional to 1,935,434.96, 2,671,070.40 and 1,064,423.12 is: 1,468,997.49
Step by Step Solution
- Step 1: Write the proportion equation
1,935,434.96 : 2,671,070.40 = 1,064,423.12 : x - Step 2: Convert to fraction form
1,935,434.96/2,671,070.40 = 1,064,423.12/x - Step 3: Cross multiply
1,935,434.96x = 2,671,070.40 × 1,064,423.12 - Step 4: Simplify right side
1,935,434.96x = 2,843,149,088,907.65 - Step 5: Solve for x
x = 2,843,149,088,907.65/1,935,434.96 - Step 6: Final answer
x = 1,468,997.49
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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.