Finding the Fourth Proportional to 1,352,083.26, 1,865,875.47 and 740,275.68
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Solution
The fourth proportional to 1,352,083.26, 1,865,875.47 and 740,275.68 is: 1,021,580.75
Step by Step Solution
- Step 1: Write the proportion equation
1,352,083.26 : 1,865,875.47 = 740,275.68 : x - Step 2: Convert to fraction form
1,352,083.26/1,865,875.47 = 740,275.68/x - Step 3: Cross multiply
1,352,083.26x = 1,865,875.47 × 740,275.68 - Step 4: Simplify right side
1,352,083.26x = 1,381,262,232,349.57 - Step 5: Solve for x
x = 1,381,262,232,349.57/1,352,083.26 - Step 6: Final answer
x = 1,021,580.75
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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.