Home / 1,448,476.86-2,172,798.33-383,491.25

Finding the Fourth Proportional to 1,448,476.86, 2,172,798.33 and 383,491.25

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Solution

The fourth proportional to 1,448,476.86, 2,172,798.33 and 383,491.25 is: 575,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,476.86 : 2,172,798.33 = 383,491.25 : x
  2. Step 2: Convert to fraction form
    1,448,476.86/2,172,798.33 = 383,491.25/x
  3. Step 3: Cross multiply
    1,448,476.86x = 2,172,798.33 × 383,491.25
  4. Step 4: Simplify right side
    1,448,476.86x = 833,249,143,415.52
  5. Step 5: Solve for x
    x = 833,249,143,415.52/1,448,476.86
  6. Step 6: Final answer
    x = 575,258.86

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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.