Home / 1,274,291.01-1,911,767.54-475,578.63

Finding the Fourth Proportional to 1,274,291.01, 1,911,767.54 and 475,578.63

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Solution

The fourth proportional to 1,274,291.01, 1,911,767.54 and 475,578.63 is: 713,491.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,291.01 : 1,911,767.54 = 475,578.63 : x
  2. Step 2: Convert to fraction form
    1,274,291.01/1,911,767.54 = 475,578.63/x
  3. Step 3: Cross multiply
    1,274,291.01x = 1,911,767.54 × 475,578.63
  4. Step 4: Simplify right side
    1,274,291.01x = 909,195,785,173.78
  5. Step 5: Solve for x
    x = 909,195,785,173.78/1,274,291.01
  6. Step 6: Final answer
    x = 713,491.49

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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.