Home / 1,296,491.40-1,944,737.10-349,860.60

Finding the Fourth Proportional to 1,296,491.40, 1,944,737.10 and 349,860.60

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Solution

The fourth proportional to 1,296,491.40, 1,944,737.10 and 349,860.60 is: 524,790.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,491.40 : 1,944,737.10 = 349,860.60 : x
  2. Step 2: Convert to fraction form
    1,296,491.40/1,944,737.10 = 349,860.60/x
  3. Step 3: Cross multiply
    1,296,491.40x = 1,944,737.10 × 349,860.60
  4. Step 4: Simplify right side
    1,296,491.40x = 680,386,888,648.26
  5. Step 5: Solve for x
    x = 680,386,888,648.26/1,296,491.40
  6. Step 6: Final answer
    x = 524,790.90

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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.