Home / 1,811,223.16-2,499,435.12-1,036,828.33

Finding the Fourth Proportional to 1,811,223.16, 2,499,435.12 and 1,036,828.33

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Solution

The fourth proportional to 1,811,223.16, 2,499,435.12 and 1,036,828.33 is: 1,430,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,223.16 : 2,499,435.12 = 1,036,828.33 : x
  2. Step 2: Convert to fraction form
    1,811,223.16/2,499,435.12 = 1,036,828.33/x
  3. Step 3: Cross multiply
    1,811,223.16x = 2,499,435.12 × 1,036,828.33
  4. Step 4: Simplify right side
    1,811,223.16x = 2,591,485,141,412.95
  5. Step 5: Solve for x
    x = 2,591,485,141,412.95/1,811,223.16
  6. Step 6: Final answer
    x = 1,430,792.85

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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.