Home / 1,531,706.01-2,113,736.47-843,363.55

Finding the Fourth Proportional to 1,531,706.01, 2,113,736.47 and 843,363.55

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Solution

The fourth proportional to 1,531,706.01, 2,113,736.47 and 843,363.55 is: 1,163,831.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,706.01 : 2,113,736.47 = 843,363.55 : x
  2. Step 2: Convert to fraction form
    1,531,706.01/2,113,736.47 = 843,363.55/x
  3. Step 3: Cross multiply
    1,531,706.01x = 2,113,736.47 × 843,363.55
  4. Step 4: Simplify right side
    1,531,706.01x = 1,782,648,293,103.67
  5. Step 5: Solve for x
    x = 1,782,648,293,103.67/1,531,706.01
  6. Step 6: Final answer
    x = 1,163,831.89

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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.