Home / 1,256,173.55-1,733,541.45-683,217.62

Finding the Fourth Proportional to 1,256,173.55, 1,733,541.45 and 683,217.62

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Solution

The fourth proportional to 1,256,173.55, 1,733,541.45 and 683,217.62 is: 942,852.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,173.55 : 1,733,541.45 = 683,217.62 : x
  2. Step 2: Convert to fraction form
    1,256,173.55/1,733,541.45 = 683,217.62/x
  3. Step 3: Cross multiply
    1,256,173.55x = 1,733,541.45 × 683,217.62
  4. Step 4: Simplify right side
    1,256,173.55x = 1,184,386,063,640.35
  5. Step 5: Solve for x
    x = 1,184,386,063,640.35/1,256,173.55
  6. Step 6: Final answer
    x = 942,852.25

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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.