Finding the Fourth Proportional to 1,140,503.93, 1,709,842.47 and 571,592.99
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Solution
The fourth proportional to 1,140,503.93, 1,709,842.47 and 571,592.99 is: 856,931.69
Step by Step Solution
- Step 1: Write the proportion equation
1,140,503.93 : 1,709,842.47 = 571,592.99 : x - Step 2: Convert to fraction form
1,140,503.93/1,709,842.47 = 571,592.99/x - Step 3: Cross multiply
1,140,503.93x = 1,709,842.47 × 571,592.99 - Step 4: Simplify right side
1,140,503.93x = 977,333,962,369.55 - Step 5: Solve for x
x = 977,333,962,369.55/1,140,503.93 - Step 6: Final answer
x = 856,931.69
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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.