Home / 3,132,617.94-4,698,931.01-858,162.56

Finding the Fourth Proportional to 3,132,617.94, 4,698,931.01 and 858,162.56

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Solution

The fourth proportional to 3,132,617.94, 4,698,931.01 and 858,162.56 is: 1,287,244.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,617.94 : 4,698,931.01 = 858,162.56 : x
  2. Step 2: Convert to fraction form
    3,132,617.94/4,698,931.01 = 858,162.56/x
  3. Step 3: Cross multiply
    3,132,617.94x = 4,698,931.01 × 858,162.56
  4. Step 4: Simplify right side
    3,132,617.94x = 4,032,446,637,019.52
  5. Step 5: Solve for x
    x = 4,032,446,637,019.52/3,132,617.94
  6. Step 6: Final answer
    x = 1,287,244.95

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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.