Finding the Fourth Proportional to 5,637,089.36, 8,455,560.23 and 1,377,294.50
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Solution
The fourth proportional to 5,637,089.36, 8,455,560.23 and 1,377,294.50 is: 2,065,923.72
Step by Step Solution
- Step 1: Write the proportion equation
5,637,089.36 : 8,455,560.23 = 1,377,294.50 : x - Step 2: Convert to fraction form
5,637,089.36/8,455,560.23 = 1,377,294.50/x - Step 3: Cross multiply
5,637,089.36x = 8,455,560.23 × 1,377,294.50 - Step 4: Simplify right side
5,637,089.36x = 11,645,796,623,779.87 - Step 5: Solve for x
x = 11,645,796,623,779.87/5,637,089.36 - Step 6: Final answer
x = 2,065,923.72
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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.