Finding the Fourth Proportional to 1,671,205.75, 2,306,291.88 and 907,259.31
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Solution
The fourth proportional to 1,671,205.75, 2,306,291.88 and 907,259.31 is: 1,252,033.02
Step by Step Solution
- Step 1: Write the proportion equation
1,671,205.75 : 2,306,291.88 = 907,259.31 : x - Step 2: Convert to fraction form
1,671,205.75/2,306,291.88 = 907,259.31/x - Step 3: Cross multiply
1,671,205.75x = 2,306,291.88 × 907,259.31 - Step 4: Simplify right side
1,671,205.75x = 2,092,404,779,707.40 - Step 5: Solve for x
x = 2,092,404,779,707.40/1,671,205.75 - Step 6: Final answer
x = 1,252,033.02
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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.