Home / 1,616,984.40-2,425,718.82-522,403.46

Finding the Fourth Proportional to 1,616,984.40, 2,425,718.82 and 522,403.46

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Solution

The fourth proportional to 1,616,984.40, 2,425,718.82 and 522,403.46 is: 783,683.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,984.40 : 2,425,718.82 = 522,403.46 : x
  2. Step 2: Convert to fraction form
    1,616,984.40/2,425,718.82 = 522,403.46/x
  3. Step 3: Cross multiply
    1,616,984.40x = 2,425,718.82 × 522,403.46
  4. Step 4: Simplify right side
    1,616,984.40x = 1,267,203,892,426.52
  5. Step 5: Solve for x
    x = 1,267,203,892,426.52/1,616,984.40
  6. Step 6: Final answer
    x = 783,683.44

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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.