Finding the Fourth Proportional to 1,778,848.55, 2,668,346.66 and 516,676.17
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Solution
The fourth proportional to 1,778,848.55, 2,668,346.66 and 516,676.17 is: 775,035.70
Step by Step Solution
- Step 1: Write the proportion equation
1,778,848.55 : 2,668,346.66 = 516,676.17 : x - Step 2: Convert to fraction form
1,778,848.55/2,668,346.66 = 516,676.17/x - Step 3: Cross multiply
1,778,848.55x = 2,668,346.66 × 516,676.17 - Step 4: Simplify right side
1,778,848.55x = 1,378,671,129,937.71 - Step 5: Solve for x
x = 1,378,671,129,937.71/1,778,848.55 - Step 6: Final answer
x = 775,035.70
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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.