Finding the Fourth Proportional to 1,772,348.40, 2,661,730.20 and 1,551,898.80
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Solution
The fourth proportional to 1,772,348.40, 2,661,730.20 and 1,551,898.80 is: 2,330,656.83
Step by Step Solution
- Step 1: Write the proportion equation
1,772,348.40 : 2,661,730.20 = 1,551,898.80 : x - Step 2: Convert to fraction form
1,772,348.40/2,661,730.20 = 1,551,898.80/x - Step 3: Cross multiply
1,772,348.40x = 2,661,730.20 × 1,551,898.80 - Step 4: Simplify right side
1,772,348.40x = 4,130,735,903,303.76 - Step 5: Solve for x
x = 4,130,735,903,303.76/1,772,348.40 - Step 6: Final answer
x = 2,330,656.83
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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.