Home / 1,306,493.52-1,958,977.60-506,840.72

Finding the Fourth Proportional to 1,306,493.52, 1,958,977.60 and 506,840.72

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Solution

The fourth proportional to 1,306,493.52, 1,958,977.60 and 506,840.72 is: 759,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,493.52 : 1,958,977.60 = 506,840.72 : x
  2. Step 2: Convert to fraction form
    1,306,493.52/1,958,977.60 = 506,840.72/x
  3. Step 3: Cross multiply
    1,306,493.52x = 1,958,977.60 × 506,840.72
  4. Step 4: Simplify right side
    1,306,493.52x = 992,889,617,247.87
  5. Step 5: Solve for x
    x = 992,889,617,247.87/1,306,493.52
  6. Step 6: Final answer
    x = 759,965.21

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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.