Finding the Fourth Proportional to 4,602,386.91, 6,903,580.15 and 4,372,249.58
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Solution
The fourth proportional to 4,602,386.91, 6,903,580.15 and 4,372,249.58 is: 6,558,374.17
Step by Step Solution
- Step 1: Write the proportion equation
4,602,386.91 : 6,903,580.15 = 4,372,249.58 : x - Step 2: Convert to fraction form
4,602,386.91/6,903,580.15 = 4,372,249.58/x - Step 3: Cross multiply
4,602,386.91x = 6,903,580.15 × 4,372,249.58 - Step 4: Simplify right side
4,602,386.91x = 30,184,175,411,333.84 - Step 5: Solve for x
x = 30,184,175,411,333.84/4,602,386.91 - Step 6: Final answer
x = 6,558,374.17
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1.5x scale
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.