Home / 1,613,405.95-2,226,415.71-888,112

Finding the Fourth Proportional to 1,613,405.95, 2,226,415.71 and 888,112

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Solution

The fourth proportional to 1,613,405.95, 2,226,415.71 and 888,112 is: 1,225,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,405.95 : 2,226,415.71 = 888,112 : x
  2. Step 2: Convert to fraction form
    1,613,405.95/2,226,415.71 = 888,112/x
  3. Step 3: Cross multiply
    1,613,405.95x = 2,226,415.71 × 888,112
  4. Step 4: Simplify right side
    1,613,405.95x = 1,977,306,509,039.52
  5. Step 5: Solve for x
    x = 1,977,306,509,039.52/1,613,405.95
  6. Step 6: Final answer
    x = 1,225,548.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.