Finding the Fourth Proportional to 2,312,547.70, 3,190,935.14 and 1,452,495.37
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Solution
The fourth proportional to 2,312,547.70, 3,190,935.14 and 1,452,495.37 is: 2,004,204.50
Step by Step Solution
- Step 1: Write the proportion equation
2,312,547.70 : 3,190,935.14 = 1,452,495.37 : x - Step 2: Convert to fraction form
2,312,547.70/3,190,935.14 = 1,452,495.37/x - Step 3: Cross multiply
2,312,547.70x = 3,190,935.14 × 1,452,495.37 - Step 4: Simplify right side
2,312,547.70x = 4,634,818,501,580.49 - Step 5: Solve for x
x = 4,634,818,501,580.49/2,312,547.70 - Step 6: Final answer
x = 2,004,204.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.