Finding the Fourth Proportional to 1,779,117.87, 2,668,276.61 and 818,652.17
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Solution
The fourth proportional to 1,779,117.87, 2,668,276.61 and 818,652.17 is: 1,227,794.11
Step by Step Solution
- Step 1: Write the proportion equation
1,779,117.87 : 2,668,276.61 = 818,652.17 : x - Step 2: Convert to fraction form
1,779,117.87/2,668,276.61 = 818,652.17/x - Step 3: Cross multiply
1,779,117.87x = 2,668,276.61 × 818,652.17 - Step 4: Simplify right side
1,779,117.87x = 2,184,390,436,936.74 - Step 5: Solve for x
x = 2,184,390,436,936.74/1,779,117.87 - Step 6: Final answer
x = 1,227,794.11
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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.