Finding the Fourth Proportional to 1,875,497.23, 2,813,245.87 and 455,543.74
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Solution
The fourth proportional to 1,875,497.23, 2,813,245.87 and 455,543.74 is: 683,315.61
Step by Step Solution
- Step 1: Write the proportion equation
1,875,497.23 : 2,813,245.87 = 455,543.74 : x - Step 2: Convert to fraction form
1,875,497.23/2,813,245.87 = 455,543.74/x - Step 3: Cross multiply
1,875,497.23x = 2,813,245.87 × 455,543.74 - Step 4: Simplify right side
1,875,497.23x = 1,281,556,536,987.38 - Step 5: Solve for x
x = 1,281,556,536,987.38/1,875,497.23 - Step 6: Final answer
x = 683,315.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.