Finding the Fourth Proportional to 5,153,792.97, 7,730,712.91 and 1,742,097.84
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Solution
The fourth proportional to 5,153,792.97, 7,730,712.91 and 1,742,097.84 is: 2,613,154.68
Step by Step Solution
- Step 1: Write the proportion equation
5,153,792.97 : 7,730,712.91 = 1,742,097.84 : x - Step 2: Convert to fraction form
5,153,792.97/7,730,712.91 = 1,742,097.84/x - Step 3: Cross multiply
5,153,792.97x = 7,730,712.91 × 1,742,097.84 - Step 4: Simplify right side
5,153,792.97x = 13,467,658,235,358.56 - Step 5: Solve for x
x = 13,467,658,235,358.56/5,153,792.97 - Step 6: Final answer
x = 2,613,154.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.