Finding the Fourth Proportional to 1,117,303.05, 1,675,970.19 and 318,584.91
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Solution
The fourth proportional to 1,117,303.05, 1,675,970.19 and 318,584.91 is: 477,881.82
Step by Step Solution
- Step 1: Write the proportion equation
1,117,303.05 : 1,675,970.19 = 318,584.91 : x - Step 2: Convert to fraction form
1,117,303.05/1,675,970.19 = 318,584.91/x - Step 3: Cross multiply
1,117,303.05x = 1,675,970.19 × 318,584.91 - Step 4: Simplify right side
1,117,303.05x = 533,938,812,143.83 - Step 5: Solve for x
x = 533,938,812,143.83/1,117,303.05 - Step 6: Final answer
x = 477,881.82
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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.