Home / 1,028,349.54-1,540,515.51-708,444.90

Finding the Fourth Proportional to 1,028,349.54, 1,540,515.51 and 708,444.90

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Solution

The fourth proportional to 1,028,349.54, 1,540,515.51 and 708,444.90 is: 1,061,283.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,349.54 : 1,540,515.51 = 708,444.90 : x
  2. Step 2: Convert to fraction form
    1,028,349.54/1,540,515.51 = 708,444.90/x
  3. Step 3: Cross multiply
    1,028,349.54x = 1,540,515.51 × 708,444.90
  4. Step 4: Simplify right side
    1,028,349.54x = 1,091,370,356,430.40
  5. Step 5: Solve for x
    x = 1,091,370,356,430.40/1,028,349.54
  6. Step 6: Final answer
    x = 1,061,283.46

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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.