Finding the Fourth Proportional to 1,256,718.54, 1,884,793.89 and 358,140.99
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Solution
The fourth proportional to 1,256,718.54, 1,884,793.89 and 358,140.99 is: 537,130.57
Step by Step Solution
- Step 1: Write the proportion equation
1,256,718.54 : 1,884,793.89 = 358,140.99 : x - Step 2: Convert to fraction form
1,256,718.54/1,884,793.89 = 358,140.99/x - Step 3: Cross multiply
1,256,718.54x = 1,884,793.89 × 358,140.99 - Step 4: Simplify right side
1,256,718.54x = 675,021,949,710.55 - Step 5: Solve for x
x = 675,021,949,710.55/1,256,718.54 - Step 6: Final answer
x = 537,130.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.