Home / 1,587,332.77-2,190,536.97-934,103.22

Finding the Fourth Proportional to 1,587,332.77, 2,190,536.97 and 934,103.22

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Solution

The fourth proportional to 1,587,332.77, 2,190,536.97 and 934,103.22 is: 1,289,072.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,332.77 : 2,190,536.97 = 934,103.22 : x
  2. Step 2: Convert to fraction form
    1,587,332.77/2,190,536.97 = 934,103.22/x
  3. Step 3: Cross multiply
    1,587,332.77x = 2,190,536.97 × 934,103.22
  4. Step 4: Simplify right side
    1,587,332.77x = 2,046,187,637,206.04
  5. Step 5: Solve for x
    x = 2,046,187,637,206.04/1,587,332.77
  6. Step 6: Final answer
    x = 1,289,072.89

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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.