Home / 1,872,362.16-2,808,834.84-609,896.16

Finding the Fourth Proportional to 1,872,362.16, 2,808,834.84 and 609,896.16

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Solution

The fourth proportional to 1,872,362.16, 2,808,834.84 and 609,896.16 is: 914,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,362.16 : 2,808,834.84 = 609,896.16 : x
  2. Step 2: Convert to fraction form
    1,872,362.16/2,808,834.84 = 609,896.16/x
  3. Step 3: Cross multiply
    1,872,362.16x = 2,808,834.84 × 609,896.16
  4. Step 4: Simplify right side
    1,872,362.16x = 1,713,097,582,990.21
  5. Step 5: Solve for x
    x = 1,713,097,582,990.21/1,872,362.16
  6. Step 6: Final answer
    x = 914,939.22

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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.