Finding the Fourth Proportional to 1,357,574.04, 1,873,030.77 and 784,405.08
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Solution
The fourth proportional to 1,357,574.04, 1,873,030.77 and 784,405.08 is: 1,082,235.52
Step by Step Solution
- Step 1: Write the proportion equation
1,357,574.04 : 1,873,030.77 = 784,405.08 : x - Step 2: Convert to fraction form
1,357,574.04/1,873,030.77 = 784,405.08/x - Step 3: Cross multiply
1,357,574.04x = 1,873,030.77 × 784,405.08 - Step 4: Simplify right side
1,357,574.04x = 1,469,214,850,984.31 - Step 5: Solve for x
x = 1,469,214,850,984.31/1,357,574.04 - Step 6: Final answer
x = 1,082,235.52
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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.