Finding the Fourth Proportional to 1,778,972.80, 2,454,952.96 and 963,169.96
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Solution
The fourth proportional to 1,778,972.80, 2,454,952.96 and 963,169.96 is: 1,329,158.57
Step by Step Solution
- Step 1: Write the proportion equation
1,778,972.80 : 2,454,952.96 = 963,169.96 : x - Step 2: Convert to fraction form
1,778,972.80/2,454,952.96 = 963,169.96/x - Step 3: Cross multiply
1,778,972.80x = 2,454,952.96 × 963,169.96 - Step 4: Simplify right side
1,778,972.80x = 2,364,536,944,285.08 - Step 5: Solve for x
x = 2,364,536,944,285.08/1,778,972.80 - Step 6: Final answer
x = 1,329,158.57
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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.