Finding the Fourth Proportional to 1,878,313, 2,817,911.79 and 1,495,509.70
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Solution
The fourth proportional to 1,878,313, 2,817,911.79 and 1,495,509.70 is: 2,243,616.70
Step by Step Solution
- Step 1: Write the proportion equation
1,878,313 : 2,817,911.79 = 1,495,509.70 : x - Step 2: Convert to fraction form
1,878,313/2,817,911.79 = 1,495,509.70/x - Step 3: Cross multiply
1,878,313x = 2,817,911.79 × 1,495,509.70 - Step 4: Simplify right side
1,878,313x = 4,214,214,415,689.36 - Step 5: Solve for x
x = 4,214,214,415,689.36/1,878,313 - Step 6: Final answer
x = 2,243,616.70
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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.