Home / 1,373,834.16-1,896,829.47-858,372.84

Finding the Fourth Proportional to 1,373,834.16, 1,896,829.47 and 858,372.84

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Solution

The fourth proportional to 1,373,834.16, 1,896,829.47 and 858,372.84 is: 1,185,140.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,834.16 : 1,896,829.47 = 858,372.84 : x
  2. Step 2: Convert to fraction form
    1,373,834.16/1,896,829.47 = 858,372.84/x
  3. Step 3: Cross multiply
    1,373,834.16x = 1,896,829.47 × 858,372.84
  4. Step 4: Simplify right side
    1,373,834.16x = 1,628,186,899,159.59
  5. Step 5: Solve for x
    x = 1,628,186,899,159.59/1,373,834.16
  6. Step 6: Final answer
    x = 1,185,140.79

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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.