Finding the Fourth Proportional to 1,671,226.84, 2,306,320.86 and 907,280.56
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Solution
The fourth proportional to 1,671,226.84, 2,306,320.86 and 907,280.56 is: 1,252,062.28
Step by Step Solution
- Step 1: Write the proportion equation
1,671,226.84 : 2,306,320.86 = 907,280.56 : x - Step 2: Convert to fraction form
1,671,226.84/2,306,320.86 = 907,280.56/x - Step 3: Cross multiply
1,671,226.84x = 2,306,320.86 × 907,280.56 - Step 4: Simplify right side
1,671,226.84x = 2,092,480,081,400.48 - Step 5: Solve for x
x = 2,092,480,081,400.48/1,671,226.84 - Step 6: Final answer
x = 1,252,062.28
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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.