Home / 1,255,150.94-1,869,439.19-1,249,033.82

Finding the Fourth Proportional to 1,255,150.94, 1,869,439.19 and 1,249,033.82

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Solution

The fourth proportional to 1,255,150.94, 1,869,439.19 and 1,249,033.82 is: 1,860,328.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,150.94 : 1,869,439.19 = 1,249,033.82 : x
  2. Step 2: Convert to fraction form
    1,255,150.94/1,869,439.19 = 1,249,033.82/x
  3. Step 3: Cross multiply
    1,255,150.94x = 1,869,439.19 × 1,249,033.82
  4. Step 4: Simplify right side
    1,255,150.94x = 2,334,992,772,743.41
  5. Step 5: Solve for x
    x = 2,334,992,772,743.41/1,255,150.94
  6. Step 6: Final answer
    x = 1,860,328.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.