Finding the Fourth Proportional to 1,064,129.80, 1,596,972.30 and 749,201.80
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Solution
The fourth proportional to 1,064,129.80, 1,596,972.30 and 749,201.80 is: 1,124,350.17
Step by Step Solution
- Step 1: Write the proportion equation
1,064,129.80 : 1,596,972.30 = 749,201.80 : x - Step 2: Convert to fraction form
1,064,129.80/1,596,972.30 = 749,201.80/x - Step 3: Cross multiply
1,064,129.80x = 1,596,972.30 × 749,201.80 - Step 4: Simplify right side
1,064,129.80x = 1,196,454,521,710.14 - Step 5: Solve for x
x = 1,196,454,521,710.14/1,064,129.80 - Step 6: Final answer
x = 1,124,350.17
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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.