Home / 1,257,776.91-1,886,400.77-404,924.81

Finding the Fourth Proportional to 1,257,776.91, 1,886,400.77 and 404,924.81

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Solution

The fourth proportional to 1,257,776.91, 1,886,400.77 and 404,924.81 is: 607,302.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,776.91 : 1,886,400.77 = 404,924.81 : x
  2. Step 2: Convert to fraction form
    1,257,776.91/1,886,400.77 = 404,924.81/x
  3. Step 3: Cross multiply
    1,257,776.91x = 1,886,400.77 × 404,924.81
  4. Step 4: Simplify right side
    1,257,776.91x = 763,850,461,919.48
  5. Step 5: Solve for x
    x = 763,850,461,919.48/1,257,776.91
  6. Step 6: Final answer
    x = 607,302.02

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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.