Finding the Fourth Proportional to 1,489,326.08, 2,217,143.50 and 1,480,468.64
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Solution
The fourth proportional to 1,489,326.08, 2,217,143.50 and 1,480,468.64 is: 2,203,957.53
Step by Step Solution
- Step 1: Write the proportion equation
1,489,326.08 : 2,217,143.50 = 1,480,468.64 : x - Step 2: Convert to fraction form
1,489,326.08/2,217,143.50 = 1,480,468.64/x - Step 3: Cross multiply
1,489,326.08x = 2,217,143.50 × 1,480,468.64 - Step 4: Simplify right side
1,489,326.08x = 3,282,411,422,129.84 - Step 5: Solve for x
x = 3,282,411,422,129.84/1,489,326.08 - Step 6: Final answer
x = 2,203,957.53
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.