Finding the Fourth Proportional to 1,464,028.41, 2,020,358.66 and 819,448.44
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Solution
The fourth proportional to 1,464,028.41, 2,020,358.66 and 819,448.44 is: 1,130,838.54
Step by Step Solution
- Step 1: Write the proportion equation
1,464,028.41 : 2,020,358.66 = 819,448.44 : x - Step 2: Convert to fraction form
1,464,028.41/2,020,358.66 = 819,448.44/x - Step 3: Cross multiply
1,464,028.41x = 2,020,358.66 × 819,448.44 - Step 4: Simplify right side
1,464,028.41x = 1,655,579,748,080.25 - Step 5: Solve for x
x = 1,655,579,748,080.25/1,464,028.41 - Step 6: Final answer
x = 1,130,838.54
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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.