Finding the Fourth Proportional to 2,914,490.84, 4,021,989.54 and 1,625,332.68
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Solution
The fourth proportional to 2,914,490.84, 4,021,989.54 and 1,625,332.68 is: 2,242,954.74
Step by Step Solution
- Step 1: Write the proportion equation
2,914,490.84 : 4,021,989.54 = 1,625,332.68 : x - Step 2: Convert to fraction form
2,914,490.84/4,021,989.54 = 1,625,332.68/x - Step 3: Cross multiply
2,914,490.84x = 4,021,989.54 × 1,625,332.68 - Step 4: Simplify right side
2,914,490.84x = 6,537,071,037,980.17 - Step 5: Solve for x
x = 6,537,071,037,980.17/2,914,490.84 - Step 6: Final answer
x = 2,242,954.74
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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.