Home / 1,413,417.02-2,120,361.93-1,109,798.87

Finding the Fourth Proportional to 1,413,417.02, 2,120,361.93 and 1,109,798.87

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Solution

The fourth proportional to 1,413,417.02, 2,120,361.93 and 1,109,798.87 is: 1,664,883.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,417.02 : 2,120,361.93 = 1,109,798.87 : x
  2. Step 2: Convert to fraction form
    1,413,417.02/2,120,361.93 = 1,109,798.87/x
  3. Step 3: Cross multiply
    1,413,417.02x = 2,120,361.93 × 1,109,798.87
  4. Step 4: Simplify right side
    1,413,417.02x = 2,353,175,278,351.44
  5. Step 5: Solve for x
    x = 2,353,175,278,351.44/1,413,417.02
  6. Step 6: Final answer
    x = 1,664,883.93

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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.