Home / 1,430,693.90-1,974,529.24-858,049.10

Finding the Fourth Proportional to 1,430,693.90, 1,974,529.24 and 858,049.10

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Solution

The fourth proportional to 1,430,693.90, 1,974,529.24 and 858,049.10 is: 1,184,210.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,693.90 : 1,974,529.24 = 858,049.10 : x
  2. Step 2: Convert to fraction form
    1,430,693.90/1,974,529.24 = 858,049.10/x
  3. Step 3: Cross multiply
    1,430,693.90x = 1,974,529.24 × 858,049.10
  4. Step 4: Simplify right side
    1,430,693.90x = 1,694,243,037,305.68
  5. Step 5: Solve for x
    x = 1,694,243,037,305.68/1,430,693.90
  6. Step 6: Final answer
    x = 1,184,210.71

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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.