Finding the Fourth Proportional to 1,023,271.76, 1,534,251.36 and 424,646.12
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Solution
The fourth proportional to 1,023,271.76, 1,534,251.36 and 424,646.12 is: 636,696.83
Step by Step Solution
- Step 1: Write the proportion equation
1,023,271.76 : 1,534,251.36 = 424,646.12 : x - Step 2: Convert to fraction form
1,023,271.76/1,534,251.36 = 424,646.12/x - Step 3: Cross multiply
1,023,271.76x = 1,534,251.36 × 424,646.12 - Step 4: Simplify right side
1,023,271.76x = 651,513,887,128.72 - Step 5: Solve for x
x = 651,513,887,128.72/1,023,271.76 - Step 6: Final answer
x = 636,696.83
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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.