Finding the Fourth Proportional to 1,547,384.08, 2,135,432.28 and 868,362.16
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Solution
The fourth proportional to 1,547,384.08, 2,135,432.28 and 868,362.16 is: 1,198,363.49
Step by Step Solution
- Step 1: Write the proportion equation
1,547,384.08 : 2,135,432.28 = 868,362.16 : x - Step 2: Convert to fraction form
1,547,384.08/2,135,432.28 = 868,362.16/x - Step 3: Cross multiply
1,547,384.08x = 2,135,432.28 × 868,362.16 - Step 4: Simplify right side
1,547,384.08x = 1,854,328,587,194.52 - Step 5: Solve for x
x = 1,854,328,587,194.52/1,547,384.08 - Step 6: Final answer
x = 1,198,363.49
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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.