Home / 1,816,944.16-2,724,585.72-678,871.63

Finding the Fourth Proportional to 1,816,944.16, 2,724,585.72 and 678,871.63

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Solution

The fourth proportional to 1,816,944.16, 2,724,585.72 and 678,871.63 is: 1,017,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,944.16 : 2,724,585.72 = 678,871.63 : x
  2. Step 2: Convert to fraction form
    1,816,944.16/2,724,585.72 = 678,871.63/x
  3. Step 3: Cross multiply
    1,816,944.16x = 2,724,585.72 × 678,871.63
  4. Step 4: Simplify right side
    1,816,944.16x = 1,849,643,948,811.12
  5. Step 5: Solve for x
    x = 1,849,643,948,811.12/1,816,944.16
  6. Step 6: Final answer
    x = 1,017,997.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.