Home / 1,570,758.90-2,355,447.15-623,814.90

Finding the Fourth Proportional to 1,570,758.90, 2,355,447.15 and 623,814.90

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Solution

The fourth proportional to 1,570,758.90, 2,355,447.15 and 623,814.90 is: 935,447.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,758.90 : 2,355,447.15 = 623,814.90 : x
  2. Step 2: Convert to fraction form
    1,570,758.90/2,355,447.15 = 623,814.90/x
  3. Step 3: Cross multiply
    1,570,758.90x = 2,355,447.15 × 623,814.90
  4. Step 4: Simplify right side
    1,570,758.90x = 1,469,363,028,332.54
  5. Step 5: Solve for x
    x = 1,469,363,028,332.54/1,570,758.90
  6. Step 6: Final answer
    x = 935,447.85

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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.