Finding the Fourth Proportional to 1,778,973.98, 2,454,980.84 and 963,177.55
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Solution
The fourth proportional to 1,778,973.98, 2,454,980.84 and 963,177.55 is: 1,329,183.26
Step by Step Solution
- Step 1: Write the proportion equation
1,778,973.98 : 2,454,980.84 = 963,177.55 : x - Step 2: Convert to fraction form
1,778,973.98/2,454,980.84 = 963,177.55/x - Step 3: Cross multiply
1,778,973.98x = 2,454,980.84 × 963,177.55 - Step 4: Simplify right side
1,778,973.98x = 2,364,582,423,426.72 - Step 5: Solve for x
x = 2,364,582,423,426.72/1,778,973.98 - Step 6: Final answer
x = 1,329,183.26
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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.