Home / 1,052,023.80-1,576,221.30-489,905.40

Finding the Fourth Proportional to 1,052,023.80, 1,576,221.30 and 489,905.40

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Solution

The fourth proportional to 1,052,023.80, 1,576,221.30 and 489,905.40 is: 734,013.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,023.80 : 1,576,221.30 = 489,905.40 : x
  2. Step 2: Convert to fraction form
    1,052,023.80/1,576,221.30 = 489,905.40/x
  3. Step 3: Cross multiply
    1,052,023.80x = 1,576,221.30 × 489,905.40
  4. Step 4: Simplify right side
    1,052,023.80x = 772,199,326,465.02
  5. Step 5: Solve for x
    x = 772,199,326,465.02/1,052,023.80
  6. Step 6: Final answer
    x = 734,013.17

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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.