Finding the Fourth Proportional to 1,893,423.57, 2,840,038.53 and 695,253.75
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Solution
The fourth proportional to 1,893,423.57, 2,840,038.53 and 695,253.75 is: 1,042,845.07
Step by Step Solution
- Step 1: Write the proportion equation
1,893,423.57 : 2,840,038.53 = 695,253.75 : x - Step 2: Convert to fraction form
1,893,423.57/2,840,038.53 = 695,253.75/x - Step 3: Cross multiply
1,893,423.57x = 2,840,038.53 × 695,253.75 - Step 4: Simplify right side
1,893,423.57x = 1,974,547,438,126.99 - Step 5: Solve for x
x = 1,974,547,438,126.99/1,893,423.57 - Step 6: Final answer
x = 1,042,845.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.