Home / 1,624,840.32-2,437,758.72-727,037.76

Finding the Fourth Proportional to 1,624,840.32, 2,437,758.72 and 727,037.76

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Solution

The fourth proportional to 1,624,840.32, 2,437,758.72 and 727,037.76 is: 1,090,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,840.32 : 2,437,758.72 = 727,037.76 : x
  2. Step 2: Convert to fraction form
    1,624,840.32/2,437,758.72 = 727,037.76/x
  3. Step 3: Cross multiply
    1,624,840.32x = 2,437,758.72 × 727,037.76
  4. Step 4: Simplify right side
    1,624,840.32x = 1,772,342,639,209.27
  5. Step 5: Solve for x
    x = 1,772,342,639,209.27/1,624,840.32
  6. Step 6: Final answer
    x = 1,090,779.58

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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.