Finding the Fourth Proportional to 2,286,726.36, 3,155,660.88 and 1,254,213.12
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Solution
The fourth proportional to 2,286,726.36, 3,155,660.88 and 1,254,213.12 is: 1,730,802.32
Step by Step Solution
- Step 1: Write the proportion equation
2,286,726.36 : 3,155,660.88 = 1,254,213.12 : x - Step 2: Convert to fraction form
2,286,726.36/3,155,660.88 = 1,254,213.12/x - Step 3: Cross multiply
2,286,726.36x = 3,155,660.88 × 1,254,213.12 - Step 4: Simplify right side
2,286,726.36x = 3,957,871,277,966.75 - Step 5: Solve for x
x = 3,957,871,277,966.75/2,286,726.36 - Step 6: Final answer
x = 1,730,802.32
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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.