Finding the Fourth Proportional to 1,130,315.84, 1,559,837.70 and 614,071.76
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Solution
The fourth proportional to 1,130,315.84, 1,559,837.70 and 614,071.76 is: 847,420.03
Step by Step Solution
- Step 1: Write the proportion equation
1,130,315.84 : 1,559,837.70 = 614,071.76 : x - Step 2: Convert to fraction form
1,130,315.84/1,559,837.70 = 614,071.76/x - Step 3: Cross multiply
1,130,315.84x = 1,559,837.70 × 614,071.76 - Step 4: Simplify right side
1,130,315.84x = 957,852,273,954.16 - Step 5: Solve for x
x = 957,852,273,954.16/1,130,315.84 - Step 6: Final answer
x = 847,420.03
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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.