Finding the Fourth Proportional to 1,445,309.48, 1,995,463.01 and 929,295.14
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Solution
The fourth proportional to 1,445,309.48, 1,995,463.01 and 929,295.14 is: 1,283,029.06
Step by Step Solution
- Step 1: Write the proportion equation
1,445,309.48 : 1,995,463.01 = 929,295.14 : x - Step 2: Convert to fraction form
1,445,309.48/1,995,463.01 = 929,295.14/x - Step 3: Cross multiply
1,445,309.48x = 1,995,463.01 × 929,295.14 - Step 4: Simplify right side
1,445,309.48x = 1,854,374,069,588.69 - Step 5: Solve for x
x = 1,854,374,069,588.69/1,445,309.48 - Step 6: Final answer
x = 1,283,029.06
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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.