Finding the Fourth Proportional to 1,775,519.36, 2,448,569.76 and 1,130,266.88
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Solution
The fourth proportional to 1,775,519.36, 2,448,569.76 and 1,130,266.88 is: 1,558,719.87
Step by Step Solution
- Step 1: Write the proportion equation
1,775,519.36 : 2,448,569.76 = 1,130,266.88 : x - Step 2: Convert to fraction form
1,775,519.36/2,448,569.76 = 1,130,266.88/x - Step 3: Cross multiply
1,775,519.36x = 2,448,569.76 × 1,130,266.88 - Step 4: Simplify right side
1,775,519.36x = 2,767,537,303,097.55 - Step 5: Solve for x
x = 2,767,537,303,097.55/1,775,519.36 - Step 6: Final answer
x = 1,558,719.87
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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.