Finding the Fourth Proportional to 2,168,536.92, 2,992,598.54 and 1,201,683.37
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Solution
The fourth proportional to 2,168,536.92, 2,992,598.54 and 1,201,683.37 is: 1,658,332.79
Step by Step Solution
- Step 1: Write the proportion equation
2,168,536.92 : 2,992,598.54 = 1,201,683.37 : x - Step 2: Convert to fraction form
2,168,536.92/2,992,598.54 = 1,201,683.37/x - Step 3: Cross multiply
2,168,536.92x = 2,992,598.54 × 1,201,683.37 - Step 4: Simplify right side
2,168,536.92x = 3,596,155,877,632.87 - Step 5: Solve for x
x = 3,596,155,877,632.87/2,168,536.92 - Step 6: Final answer
x = 1,658,332.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.