Finding the Fourth Proportional to 1,859,580.79, 2,566,285.72 and 1,032,668.26
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Solution
The fourth proportional to 1,859,580.79, 2,566,285.72 and 1,032,668.26 is: 1,425,117.87
Step by Step Solution
- Step 1: Write the proportion equation
1,859,580.79 : 2,566,285.72 = 1,032,668.26 : x - Step 2: Convert to fraction form
1,859,580.79/2,566,285.72 = 1,032,668.26/x - Step 3: Cross multiply
1,859,580.79x = 2,566,285.72 × 1,032,668.26 - Step 4: Simplify right side
1,859,580.79x = 2,650,121,798,885.49 - Step 5: Solve for x
x = 2,650,121,798,885.49/1,859,580.79 - Step 6: Final answer
x = 1,425,117.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.