Finding the Fourth Proportional to 1,226,363.76, 1,839,768.12 and 506,706.84
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Solution
The fourth proportional to 1,226,363.76, 1,839,768.12 and 506,706.84 is: 760,152.18
Step by Step Solution
- Step 1: Write the proportion equation
1,226,363.76 : 1,839,768.12 = 506,706.84 : x - Step 2: Convert to fraction form
1,226,363.76/1,839,768.12 = 506,706.84/x - Step 3: Cross multiply
1,226,363.76x = 1,839,768.12 × 506,706.84 - Step 4: Simplify right side
1,226,363.76x = 932,223,090,417.94 - Step 5: Solve for x
x = 932,223,090,417.94/1,226,363.76 - Step 6: Final answer
x = 760,152.18
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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.