Finding the Fourth Proportional to 3,411,595.23, 5,115,681.36 and 1,136,319.81
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Solution
The fourth proportional to 3,411,595.23, 5,115,681.36 and 1,136,319.81 is: 1,703,909.66
Step by Step Solution
- Step 1: Write the proportion equation
3,411,595.23 : 5,115,681.36 = 1,136,319.81 : x - Step 2: Convert to fraction form
3,411,595.23/5,115,681.36 = 1,136,319.81/x - Step 3: Cross multiply
3,411,595.23x = 5,115,681.36 × 1,136,319.81 - Step 4: Simplify right side
3,411,595.23x = 5,813,050,071,015.74 - Step 5: Solve for x
x = 5,813,050,071,015.74/3,411,595.23 - Step 6: Final answer
x = 1,703,909.66
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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.