Finding the Fourth Proportional to 2,400,737.14, 3,312,970.70 and 1,313,005.35
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Solution
The fourth proportional to 2,400,737.14, 3,312,970.70 and 1,313,005.35 is: 1,811,921.92
Step by Step Solution
- Step 1: Write the proportion equation
2,400,737.14 : 3,312,970.70 = 1,313,005.35 : x - Step 2: Convert to fraction form
2,400,737.14/3,312,970.70 = 1,313,005.35/x - Step 3: Cross multiply
2,400,737.14x = 3,312,970.70 × 1,313,005.35 - Step 4: Simplify right side
2,400,737.14x = 4,349,948,246,928.22 - Step 5: Solve for x
x = 4,349,948,246,928.22/2,400,737.14 - Step 6: Final answer
x = 1,811,921.92
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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.