Finding the Fourth Proportional to 5,424,663.30, 8,134,038.45 and 1,637,654.10
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Solution
The fourth proportional to 5,424,663.30, 8,134,038.45 and 1,637,654.10 is: 2,455,588.61
Step by Step Solution
- Step 1: Write the proportion equation
5,424,663.30 : 8,134,038.45 = 1,637,654.10 : x - Step 2: Convert to fraction form
5,424,663.30/8,134,038.45 = 1,637,654.10/x - Step 3: Cross multiply
5,424,663.30x = 8,134,038.45 × 1,637,654.10 - Step 4: Simplify right side
5,424,663.30x = 13,320,741,417,200.15 - Step 5: Solve for x
x = 13,320,741,417,200.15/5,424,663.30 - Step 6: Final answer
x = 2,455,588.61
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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.