Home / 1,000,501.89-1,380,691-541,616.33

Finding the Fourth Proportional to 1,000,501.89, 1,380,691 and 541,616.33

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Solution

The fourth proportional to 1,000,501.89, 1,380,691 and 541,616.33 is: 747,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,501.89 : 1,380,691 = 541,616.33 : x
  2. Step 2: Convert to fraction form
    1,000,501.89/1,380,691 = 541,616.33/x
  3. Step 3: Cross multiply
    1,000,501.89x = 1,380,691 × 541,616.33
  4. Step 4: Simplify right side
    1,000,501.89x = 747,804,792,284.03
  5. Step 5: Solve for x
    x = 747,804,792,284.03/1,000,501.89
  6. Step 6: Final answer
    x = 747,429.66

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1.5x scale

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.