Home / 1,395,439.41-2,091,830.51-448,145.83

Finding the Fourth Proportional to 1,395,439.41, 2,091,830.51 and 448,145.83

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Solution

The fourth proportional to 1,395,439.41, 2,091,830.51 and 448,145.83 is: 671,792.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,439.41 : 2,091,830.51 = 448,145.83 : x
  2. Step 2: Convert to fraction form
    1,395,439.41/2,091,830.51 = 448,145.83/x
  3. Step 3: Cross multiply
    1,395,439.41x = 2,091,830.51 × 448,145.83
  4. Step 4: Simplify right side
    1,395,439.41x = 937,445,112,652.97
  5. Step 5: Solve for x
    x = 937,445,112,652.97/1,395,439.41
  6. Step 6: Final answer
    x = 671,792.06

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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.