Finding the Fourth Proportional to 4,249,632.47, 5,862,828.11 and 2,615,202.28
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Solution
The fourth proportional to 4,249,632.47, 5,862,828.11 and 2,615,202.28 is: 3,607,954.71
Step by Step Solution
- Step 1: Write the proportion equation
4,249,632.47 : 5,862,828.11 = 2,615,202.28 : x - Step 2: Convert to fraction form
4,249,632.47/5,862,828.11 = 2,615,202.28/x - Step 3: Cross multiply
4,249,632.47x = 5,862,828.11 × 2,615,202.28 - Step 4: Simplify right side
4,249,632.47x = 15,332,481,449,483.13 - Step 5: Solve for x
x = 15,332,481,449,483.13/4,249,632.47 - Step 6: Final answer
x = 3,607,954.71
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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.