Finding the Fourth Proportional to 1,571,060.98, 2,357,624.82 and 861,587.23
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Solution
The fourth proportional to 1,571,060.98, 2,357,624.82 and 861,587.23 is: 1,292,947.55
Step by Step Solution
- Step 1: Write the proportion equation
1,571,060.98 : 2,357,624.82 = 861,587.23 : x - Step 2: Convert to fraction form
1,571,060.98/2,357,624.82 = 861,587.23/x - Step 3: Cross multiply
1,571,060.98x = 2,357,624.82 × 861,587.23 - Step 4: Simplify right side
1,571,060.98x = 2,031,299,438,043.05 - Step 5: Solve for x
x = 2,031,299,438,043.05/1,571,060.98 - Step 6: Final answer
x = 1,292,947.55
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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.