Finding the Fourth Proportional to 1,569,782.78, 2,350,563.18 and 1,028,335.70
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Solution
The fourth proportional to 1,569,782.78, 2,350,563.18 and 1,028,335.70 is: 1,539,810.52
Step by Step Solution
- Step 1: Write the proportion equation
1,569,782.78 : 2,350,563.18 = 1,028,335.70 : x - Step 2: Convert to fraction form
1,569,782.78/2,350,563.18 = 1,028,335.70/x - Step 3: Cross multiply
1,569,782.78x = 2,350,563.18 × 1,028,335.70 - Step 4: Simplify right side
1,569,782.78x = 2,417,168,033,099.53 - Step 5: Solve for x
x = 2,417,168,033,099.53/1,569,782.78 - Step 6: Final answer
x = 1,539,810.52
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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.