Finding the Fourth Proportional to 987,264.99, 1,480,275.41 and 837,557.55
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Solution
The fourth proportional to 987,264.99, 1,480,275.41 and 837,557.55 is: 1,255,808.58
Step by Step Solution
- Step 1: Write the proportion equation
987,264.99 : 1,480,275.41 = 837,557.55 : x - Step 2: Convert to fraction form
987,264.99/1,480,275.41 = 837,557.55/x - Step 3: Cross multiply
987,264.99x = 1,480,275.41 × 837,557.55 - Step 4: Simplify right side
987,264.99x = 1,239,815,841,537.06 - Step 5: Solve for x
x = 1,239,815,841,537.06/987,264.99 - Step 6: Final answer
x = 1,255,808.58
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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.