Home / 1,411,723.71-2,117,410.47-835,689.75

Finding the Fourth Proportional to 1,411,723.71, 2,117,410.47 and 835,689.75

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Solution

The fourth proportional to 1,411,723.71, 2,117,410.47 and 835,689.75 is: 1,253,430.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,723.71 : 2,117,410.47 = 835,689.75 : x
  2. Step 2: Convert to fraction form
    1,411,723.71/2,117,410.47 = 835,689.75/x
  3. Step 3: Cross multiply
    1,411,723.71x = 2,117,410.47 × 835,689.75
  4. Step 4: Simplify right side
    1,411,723.71x = 1,769,498,226,321.68
  5. Step 5: Solve for x
    x = 1,769,498,226,321.68/1,411,723.71
  6. Step 6: Final answer
    x = 1,253,430.98

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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.