Home / 1,283,683.24-1,771,509.90-702,930.80

Finding the Fourth Proportional to 1,283,683.24, 1,771,509.90 and 702,930.80

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Solution

The fourth proportional to 1,283,683.24, 1,771,509.90 and 702,930.80 is: 970,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,683.24 : 1,771,509.90 = 702,930.80 : x
  2. Step 2: Convert to fraction form
    1,283,683.24/1,771,509.90 = 702,930.80/x
  3. Step 3: Cross multiply
    1,283,683.24x = 1,771,509.90 × 702,930.80
  4. Step 4: Simplify right side
    1,283,683.24x = 1,245,248,871,214.92
  5. Step 5: Solve for x
    x = 1,245,248,871,214.92/1,283,683.24
  6. Step 6: Final answer
    x = 970,059.30

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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.