Home / 1,778,282.58-2,667,542.56-625,390.79

Finding the Fourth Proportional to 1,778,282.58, 2,667,542.56 and 625,390.79

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Solution

The fourth proportional to 1,778,282.58, 2,667,542.56 and 625,390.79 is: 938,127.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,282.58 : 2,667,542.56 = 625,390.79 : x
  2. Step 2: Convert to fraction form
    1,778,282.58/2,667,542.56 = 625,390.79/x
  3. Step 3: Cross multiply
    1,778,282.58x = 2,667,542.56 × 625,390.79
  4. Step 4: Simplify right side
    1,778,282.58x = 1,668,256,532,492.36
  5. Step 5: Solve for x
    x = 1,668,256,532,492.36/1,778,282.58
  6. Step 6: Final answer
    x = 938,127.92

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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.