Finding the Fourth Proportional to 1,495,363.20, 2,243,044.80 and 1,379,889.60
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Solution
The fourth proportional to 1,495,363.20, 2,243,044.80 and 1,379,889.60 is: 2,069,834.40
Step by Step Solution
- Step 1: Write the proportion equation
1,495,363.20 : 2,243,044.80 = 1,379,889.60 : x - Step 2: Convert to fraction form
1,495,363.20/2,243,044.80 = 1,379,889.60/x - Step 3: Cross multiply
1,495,363.20x = 2,243,044.80 × 1,379,889.60 - Step 4: Simplify right side
1,495,363.20x = 3,095,154,191,854.08 - Step 5: Solve for x
x = 3,095,154,191,854.08/1,495,363.20 - Step 6: Final answer
x = 2,069,834.40
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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.