Finding the Fourth Proportional to 1,935,371.08, 2,670,870.12 and 1,064,160.68
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Solution
The fourth proportional to 1,935,371.08, 2,670,870.12 and 1,064,160.68 is: 1,468,573.65
Step by Step Solution
- Step 1: Write the proportion equation
1,935,371.08 : 2,670,870.12 = 1,064,160.68 : x - Step 2: Convert to fraction form
1,935,371.08/2,670,870.12 = 1,064,160.68/x - Step 3: Cross multiply
1,935,371.08x = 2,670,870.12 × 1,064,160.68 - Step 4: Simplify right side
1,935,371.08x = 2,842,234,963,090.88 - Step 5: Solve for x
x = 2,842,234,963,090.88/1,935,371.08 - Step 6: Final answer
x = 1,468,573.65
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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.