Finding the Fourth Proportional to 2,238,655.80, 3,356,992.98 and 640,854.84
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Solution
The fourth proportional to 2,238,655.80, 3,356,992.98 and 640,854.84 is: 960,998.65
Step by Step Solution
- Step 1: Write the proportion equation
2,238,655.80 : 3,356,992.98 = 640,854.84 : x - Step 2: Convert to fraction form
2,238,655.80/3,356,992.98 = 640,854.84/x - Step 3: Cross multiply
2,238,655.80x = 3,356,992.98 × 640,854.84 - Step 4: Simplify right side
2,238,655.80x = 2,151,345,199,079.02 - Step 5: Solve for x
x = 2,151,345,199,079.02/2,238,655.80 - Step 6: Final answer
x = 960,998.65
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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.